Ns 3 unit 5 the excretory system
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The excretory system removes excess water and waste products from the body through the kidneys, ureters, bladder, and urethra. The kidneys filter waste from the blood to produce urine, which travels through the ureters to the bladder. When full, the bladder signals the brain to empty urine out through the urethra.
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The excretory system
The excretory system helps the body eliminate excess water and waste products through the kidneys, ureters, bladder, and urethra. The kidneys filter blood and remove waste and water, which travels through ureters to the bladder for storage until it is full and signals the brain to empty through the urethra.
THE EXCRETORY SYSTEM
The excretory system helps the body eliminate excess water and waste products through the kidneys, ureters, bladder, and urethra. The kidneys filter blood and remove waste and water, which travels through ureters to the bladder for storage until it is released through the urethra.
Ns 3 unit 5 the digestive system
The digestive system breaks down food and extracts nutrients. It is made up of the mouth, esophagus, stomach, small intestine, large intestine, and anus. Food is broken down by teeth and enzymes as it passes through each part of the digestive system. The nutrients are then absorbed into the bloodstream in the small intestine.
Frases digestion
The human digestive system breaks down food through a multi-step process where food is cut and mixed with liquids in the mouth, stomach and small intestine to dissolve nutrients that are then absorbed into the bloodstream. Undigested waste then moves to the large intestine where water is absorbed before remaining waste is expelled through the anus.
Emma y rocio
The circulatory system carries nutrients and oxygen to the body using the heart and blood vessels. The heart is a muscular organ about the size of an apple that pumps blood through arteries to the entire body and veins back to the heart. Blood vessels are divided into arteries, veins, and capillaries. The excretory system removes toxic waste from the body using the kidneys, ureters, and bladder. The kidneys filter blood and remove waste, which travels through ureters to the bladder for storage until release. The digestive system breaks down food for energy using the mouth, esophagus, stomach, intestines and anus, while the respiratory system takes in oxygen through the nose, mouth, pharynx
Ns 3 unit 5 the digestive system
The digestive system breaks down food and extracts nutrients. It is composed of the mouth, esophagus, stomach, small intestine, large intestine, and anus. Food is ingested, travels through the esophagus to the stomach where gastric juices break it down, then enters the small intestine where nutrients are absorbed into the bloodstream. Remaining waste moves to the large intestine and exits through the anus. The excretory system removes waste from the body through the kidneys, ureters, bladder, and urethra. The kidneys filter waste from the blood into urine, which travels to the bladder and is released through the urethra.
Excretory system
The urinary/excretory system filters waste from the blood and removes toxins from the body. The kidneys filter waste products from the bloodstream and produce urine, which is stored in the bladder and then expelled. The system works with other body systems to both remove waste and regulate water and salt levels in the body. It can also cool the body through sweating and excreting waste through pores in the skin.
Excretory System
The excretory system removes waste from the body through various organs like the kidneys, lungs, skin and bladder. The kidneys filter waste from the bloodstream and produce urine, which travels through the ureters to the bladder. The lungs and skin also remove gaseous and liquid waste respectively. Together, these organs work to eliminate toxins and maintain homeostasis.
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The excretory system
The excretory system helps the body eliminate excess water and waste products through the kidneys, ureters, bladder, and urethra. The kidneys filter blood and remove waste and water, which travels through ureters to the bladder for storage until it is full and signals the brain to empty through the urethra.
THE EXCRETORY SYSTEM
The excretory system helps the body eliminate excess water and waste products through the kidneys, ureters, bladder, and urethra. The kidneys filter blood and remove waste and water, which travels through ureters to the bladder for storage until it is released through the urethra.
Ns 3 unit 5 the digestive system
The digestive system breaks down food and extracts nutrients. It is made up of the mouth, esophagus, stomach, small intestine, large intestine, and anus. Food is broken down by teeth and enzymes as it passes through each part of the digestive system. The nutrients are then absorbed into the bloodstream in the small intestine.
Frases digestion
The human digestive system breaks down food through a multi-step process where food is cut and mixed with liquids in the mouth, stomach and small intestine to dissolve nutrients that are then absorbed into the bloodstream. Undigested waste then moves to the large intestine where water is absorbed before remaining waste is expelled through the anus.
Emma y rocio
The circulatory system carries nutrients and oxygen to the body using the heart and blood vessels. The heart is a muscular organ about the size of an apple that pumps blood through arteries to the entire body and veins back to the heart. Blood vessels are divided into arteries, veins, and capillaries. The excretory system removes toxic waste from the body using the kidneys, ureters, and bladder. The kidneys filter blood and remove waste, which travels through ureters to the bladder for storage until release. The digestive system breaks down food for energy using the mouth, esophagus, stomach, intestines and anus, while the respiratory system takes in oxygen through the nose, mouth, pharynx
Ns 3 unit 5 the digestive system
The digestive system breaks down food and extracts nutrients. It is composed of the mouth, esophagus, stomach, small intestine, large intestine, and anus. Food is ingested, travels through the esophagus to the stomach where gastric juices break it down, then enters the small intestine where nutrients are absorbed into the bloodstream. Remaining waste moves to the large intestine and exits through the anus. The excretory system removes waste from the body through the kidneys, ureters, bladder, and urethra. The kidneys filter waste from the blood into urine, which travels to the bladder and is released through the urethra.
Excretory system
The urinary/excretory system filters waste from the blood and removes toxins from the body. The kidneys filter waste products from the bloodstream and produce urine, which is stored in the bladder and then expelled. The system works with other body systems to both remove waste and regulate water and salt levels in the body. It can also cool the body through sweating and excreting waste through pores in the skin.
Excretory System
The excretory system removes waste from the body through various organs like the kidneys, lungs, skin and bladder. The kidneys filter waste from the bloodstream and produce urine, which travels through the ureters to the bladder. The lungs and skin also remove gaseous and liquid waste respectively. Together, these organs work to eliminate toxins and maintain homeostasis.
Excretory system
The excretory system helps remove waste and excess water from the body. It is made up of the kidneys, which filter waste from the blood and produce urine, the ureters that carry urine from the kidneys to the bladder, and the bladder which stores urine until it is emptied through the urethra.
The excretory system
The excretory system consists of the kidneys, ureters, bladder, and urethra. The kidneys clean waste from the blood and make urine, which travels down the ureters into the bladder. When full, the bladder empties urine out of the body through the urethra, eliminating waste from the body.
Urinary system project p.p.
The urinary system removes waste from the body through the kidneys, ureters, bladder, and urethra. The kidneys filter waste from the blood to produce urine, which travels through the ureters to the bladder. The bladder stores urine until it is released through the urethra. The urinary system works with other body systems like the circulatory, nervous, and muscular systems to effectively regulate fluids and expel waste from the body.
Manuel, sergio e iker
The document summarizes several body systems:
- The circulatory system, which includes the heart, arteries, veins, and capillaries, carries blood throughout the body and transports nutrients, oxygen, hormones, and waste.
- The respiratory system includes the nose, trachea, lungs and bronchi and functions to breathe in oxygen and expel carbon dioxide.
- The digestive system includes the mouth, esophagus, stomach, small intestine, large intestine, liver and anus. It functions to break down food into nutrients and eliminate waste.
- The skeletal system includes many bones that provide structure, protect organs, allow movement, and produce blood cells.
- The muscular system includes muscles that work with
Unit b section - 3.4 excretory system
The excretory system removes waste from the body through organs like the lungs, skin, kidneys, and liver. The kidneys act as filters for the blood, removing waste products like urea, salts, and water to produce urine. The liver converts toxic ammonia into less harmful urea, which is then filtered out by the kidneys. Urine is stored in the bladder and exits the body through the urethra. The excretory system is vital for removing different types of waste and keeping the body's chemical levels balanced.
Urinary system power point
The urinary system consists of the kidneys, ureters, bladder, and urethra. The kidneys filter waste from the blood to produce urine, which travels through the ureters into the bladder. The bladder stores urine until it is emptied through the urethra. Andreas Vesalius discovered the urinary system in the 16th century. Proper care of the kidneys is important for overall health, as problems can arise like kidney stones or unhealthy functioning. Researchers continue developing new diagnoses and treatments to support a healthy urinary system.
Tema 2 cuarto a
The document summarizes the key parts and functions of the digestive, excretory, circulatory, nervous, locomotor, and reproductive systems. It provides descriptions and diagrams to explain how nutrients and waste are processed through the body. It also describes the process of development from a fertilized egg to a newborn baby.
Excretory system
The excretory system removes waste from the body through the kidneys, ureters, bladder, and urethra. The kidneys filter waste from the blood and produce urine, which travels through the ureters to the bladder. The bladder stores urine until it is released through the urethra. Problems can include urinary tract infections, kidney stones, and cystitis. If the excretory system fails, dangerous waste products remain in the body.
Urinary system
The urinary system consists of the kidneys, ureters, urinary bladder, and urethra. The kidneys filter waste from the blood and regulate fluid balance and electrolyte levels. The ureters carry urine from the kidneys to the bladder. The bladder stores urine until urination. The urethra then carries urine out of the body. The urinary system maintains blood pressure, produces erythropoietin and vitamin D, and removes wastes and toxins from the blood. Diseases can include acute renal failure, glomerulonephritis, and kidney stones.
The urinary system
The document describes the human urinary system and its functions. The kidneys filter waste from the blood and produce urine, which is then stored in the bladder and expelled through the urethra. The renal artery carries blood to the kidneys from the heart to be cleaned, and the renal vein returns clean blood to the heart. The ureters transport urine from the kidneys to the bladder for storage until it passes through the urethra.
Excretion
The document discusses the excretory system and its role in removing waste from the body. It describes how the kidneys, ureters, urinary bladder, and urethra work together to filter waste from the bloodstream and excrete it from the body as urine. The kidneys contain nephrons that filter waste from the blood to produce urine, which then travels through the ureters to the bladder and is eventually released through the urethra.
Lalalalalalala6
The excretory system removes waste from the body through the lungs, skin, kidneys, and urinary bladder. The lungs remove carbon dioxide, the skin removes sweat and dead skin cells, the kidneys filter waste from the blood and produce urine, and the urinary bladder stores urine before releasing it through the urethra. This system works with the digestive and respiratory systems to intake nutrients and oxygen and remove waste to keep the body functioning properly. Diseases can occur if the excretory system is not working correctly, such as kidney infections, bladder infections, and kidney stones.
Excretory system
The excretory or urinary system is responsible for producing liquid waste from the body in the form of urine. The kidneys remove waste from the blood using nephrons, which are tiny filters. The urine is then stored in the bladder and passes through the urethra when the bladder is full. The solid waste produced after eating is feces.
Unrinary system
The urinary system filters wastes from the blood and excretes it as urine. It includes the kidneys, which filter toxins and regulate fluid balance, removing wastes from the blood to produce urine. The ureters carry urine from the kidneys to the urinary bladder, an elastic sac that stores urine until it is excreted through the urethra. The urinary system works hard to clear poisons from the blood and maintain the body's water balance by producing and excreting urine.
Unit 3 nutrition patricia s
The document summarizes the key body systems involved in nutrition:
1) The digestive system transforms food into nutrients through the actions of the mouth, esophagus, stomach, liver, pancreas, intestines and other organs.
2) The respiratory system is responsible for breathing through the nose, pharynx, larynx, trachea, lungs and diaphragm.
3) The circulatory system transports nutrients and oxygen to cells through the heart, blood and blood vessels like arteries, veins and capillaries.
Excretory System
The process of excretion involves the lungs, kidneys, and skin removing waste from the body. The urinary system, including the kidneys, ureters, bladder, and urethra, filters liquid waste from the blood to produce urine, which is stored in the bladder and expelled through urination. The kidneys filter blood multiple times per day to remove waste and produce urine for excretion.
The human excretory system
The document summarizes key processes involved in homeostasis and excretion in the human body. It discusses how the kidneys, lungs, skin, and colon help maintain homeostasis by removing waste through excretion and osmoregulation. The kidneys play a central role by filtering the blood to remove nitrogenous wastes and regulating water balance. Through selective reabsorption and tubular excretion, the kidneys are able to regulate water and electrolyte levels in the blood and produce concentrated urine when fluid levels are low in the body.
THE EXCRETORY SYSTEM
The excretory system removes waste from the body through the kidneys, ureters, bladder, and urethra. The kidneys contain a renal cortex and medulla, which filter blood to produce urine. The renal artery brings blood to the kidneys and renal vein carries urine away. Nephrons are the functional units of the kidneys that filter blood and regulate water and substances through filtration, reabsorption, and secretion. Urine is then stored in the bladder and exits the body through the urethra.
The Excretory System
The excretory system removes waste from the body through various organs like the kidneys, lungs, liver and skin. The kidneys filter waste from the blood and produce urine, which is stored in the bladder and released through the urethra. The liver and skin also remove toxins and excess water and salts. The lungs exhale carbon dioxide, which is a waste product of cellular respiration.
Excretory system grade 10 life sciences
The excretory system removes waste from the body through various organs. The kidneys filter waste from the blood and produce urine, which is then stored in the bladder and released through the urethra. Other organs such as the skin, lungs, and liver also play roles in excretion. Problems can occur if waste is not properly removed from the body by the excretory system, including urinary tract infections and kidney stones. Keeping well hydrated and maintaining a healthy lifestyle supports the functioning of the excretory system.
excretory system
The excretory system removes waste from the body and is made up of the kidneys, ureters, urinary bladder, and urethra. The kidneys filter the blood and remove wastes like urea and excess water, which travel through the ureters to the bladder. When full, the bladder empties urine through the urethra to be excreted from the body. Other organs like the lungs, skin, and liver also play roles in excretion by removing carbon dioxide, sweat, and breaking down proteins into urea respectively.
Excretory system
The excretory system removes waste from the body through urine and feces. It includes the kidneys, which filter waste from the blood to produce urine, and the ureters, urinary bladder, and urethra, which transport urine from the kidneys out of the body. The kidneys contain nephrons that filter waste in stages, removing wastes while retaining needed materials in the blood. Once food is digested, waste enters the excretory system from the digestive system and is eventually eliminated from the body.
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Excretory system
The excretory system helps remove waste and excess water from the body. It is made up of the kidneys, which filter waste from the blood and produce urine, the ureters that carry urine from the kidneys to the bladder, and the bladder which stores urine until it is emptied through the urethra.
The excretory system
The excretory system consists of the kidneys, ureters, bladder, and urethra. The kidneys clean waste from the blood and make urine, which travels down the ureters into the bladder. When full, the bladder empties urine out of the body through the urethra, eliminating waste from the body.
Urinary system project p.p.
The urinary system removes waste from the body through the kidneys, ureters, bladder, and urethra. The kidneys filter waste from the blood to produce urine, which travels through the ureters to the bladder. The bladder stores urine until it is released through the urethra. The urinary system works with other body systems like the circulatory, nervous, and muscular systems to effectively regulate fluids and expel waste from the body.
Manuel, sergio e iker
The document summarizes several body systems:
- The circulatory system, which includes the heart, arteries, veins, and capillaries, carries blood throughout the body and transports nutrients, oxygen, hormones, and waste.
- The respiratory system includes the nose, trachea, lungs and bronchi and functions to breathe in oxygen and expel carbon dioxide.
- The digestive system includes the mouth, esophagus, stomach, small intestine, large intestine, liver and anus. It functions to break down food into nutrients and eliminate waste.
- The skeletal system includes many bones that provide structure, protect organs, allow movement, and produce blood cells.
- The muscular system includes muscles that work with
Unit b section - 3.4 excretory system
The excretory system removes waste from the body through organs like the lungs, skin, kidneys, and liver. The kidneys act as filters for the blood, removing waste products like urea, salts, and water to produce urine. The liver converts toxic ammonia into less harmful urea, which is then filtered out by the kidneys. Urine is stored in the bladder and exits the body through the urethra. The excretory system is vital for removing different types of waste and keeping the body's chemical levels balanced.
Urinary system power point
The urinary system consists of the kidneys, ureters, bladder, and urethra. The kidneys filter waste from the blood to produce urine, which travels through the ureters into the bladder. The bladder stores urine until it is emptied through the urethra. Andreas Vesalius discovered the urinary system in the 16th century. Proper care of the kidneys is important for overall health, as problems can arise like kidney stones or unhealthy functioning. Researchers continue developing new diagnoses and treatments to support a healthy urinary system.
Tema 2 cuarto a
The document summarizes the key parts and functions of the digestive, excretory, circulatory, nervous, locomotor, and reproductive systems. It provides descriptions and diagrams to explain how nutrients and waste are processed through the body. It also describes the process of development from a fertilized egg to a newborn baby.
Excretory system
The excretory system removes waste from the body through the kidneys, ureters, bladder, and urethra. The kidneys filter waste from the blood and produce urine, which travels through the ureters to the bladder. The bladder stores urine until it is released through the urethra. Problems can include urinary tract infections, kidney stones, and cystitis. If the excretory system fails, dangerous waste products remain in the body.
Urinary system
The urinary system consists of the kidneys, ureters, urinary bladder, and urethra. The kidneys filter waste from the blood and regulate fluid balance and electrolyte levels. The ureters carry urine from the kidneys to the bladder. The bladder stores urine until urination. The urethra then carries urine out of the body. The urinary system maintains blood pressure, produces erythropoietin and vitamin D, and removes wastes and toxins from the blood. Diseases can include acute renal failure, glomerulonephritis, and kidney stones.
The urinary system
The document describes the human urinary system and its functions. The kidneys filter waste from the blood and produce urine, which is then stored in the bladder and expelled through the urethra. The renal artery carries blood to the kidneys from the heart to be cleaned, and the renal vein returns clean blood to the heart. The ureters transport urine from the kidneys to the bladder for storage until it passes through the urethra.
Excretion
The document discusses the excretory system and its role in removing waste from the body. It describes how the kidneys, ureters, urinary bladder, and urethra work together to filter waste from the bloodstream and excrete it from the body as urine. The kidneys contain nephrons that filter waste from the blood to produce urine, which then travels through the ureters to the bladder and is eventually released through the urethra.
Lalalalalalala6
The excretory system removes waste from the body through the lungs, skin, kidneys, and urinary bladder. The lungs remove carbon dioxide, the skin removes sweat and dead skin cells, the kidneys filter waste from the blood and produce urine, and the urinary bladder stores urine before releasing it through the urethra. This system works with the digestive and respiratory systems to intake nutrients and oxygen and remove waste to keep the body functioning properly. Diseases can occur if the excretory system is not working correctly, such as kidney infections, bladder infections, and kidney stones.
Excretory system
The excretory or urinary system is responsible for producing liquid waste from the body in the form of urine. The kidneys remove waste from the blood using nephrons, which are tiny filters. The urine is then stored in the bladder and passes through the urethra when the bladder is full. The solid waste produced after eating is feces.
Unrinary system
The urinary system filters wastes from the blood and excretes it as urine. It includes the kidneys, which filter toxins and regulate fluid balance, removing wastes from the blood to produce urine. The ureters carry urine from the kidneys to the urinary bladder, an elastic sac that stores urine until it is excreted through the urethra. The urinary system works hard to clear poisons from the blood and maintain the body's water balance by producing and excreting urine.
Unit 3 nutrition patricia s
The document summarizes the key body systems involved in nutrition:
1) The digestive system transforms food into nutrients through the actions of the mouth, esophagus, stomach, liver, pancreas, intestines and other organs.
2) The respiratory system is responsible for breathing through the nose, pharynx, larynx, trachea, lungs and diaphragm.
3) The circulatory system transports nutrients and oxygen to cells through the heart, blood and blood vessels like arteries, veins and capillaries.
Excretory System
The process of excretion involves the lungs, kidneys, and skin removing waste from the body. The urinary system, including the kidneys, ureters, bladder, and urethra, filters liquid waste from the blood to produce urine, which is stored in the bladder and expelled through urination. The kidneys filter blood multiple times per day to remove waste and produce urine for excretion.
The human excretory system
The document summarizes key processes involved in homeostasis and excretion in the human body. It discusses how the kidneys, lungs, skin, and colon help maintain homeostasis by removing waste through excretion and osmoregulation. The kidneys play a central role by filtering the blood to remove nitrogenous wastes and regulating water balance. Through selective reabsorption and tubular excretion, the kidneys are able to regulate water and electrolyte levels in the blood and produce concentrated urine when fluid levels are low in the body.
THE EXCRETORY SYSTEM
The excretory system removes waste from the body through the kidneys, ureters, bladder, and urethra. The kidneys contain a renal cortex and medulla, which filter blood to produce urine. The renal artery brings blood to the kidneys and renal vein carries urine away. Nephrons are the functional units of the kidneys that filter blood and regulate water and substances through filtration, reabsorption, and secretion. Urine is then stored in the bladder and exits the body through the urethra.
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Similar to Ns 3 unit 5 the excretory system
The Excretory System
The excretory system removes waste from the body through various organs like the kidneys, lungs, liver and skin. The kidneys filter waste from the blood and produce urine, which is stored in the bladder and released through the urethra. The liver and skin also remove toxins and excess water and salts. The lungs exhale carbon dioxide, which is a waste product of cellular respiration.
Excretory system grade 10 life sciences
The excretory system removes waste from the body through various organs. The kidneys filter waste from the blood and produce urine, which is then stored in the bladder and released through the urethra. Other organs such as the skin, lungs, and liver also play roles in excretion. Problems can occur if waste is not properly removed from the body by the excretory system, including urinary tract infections and kidney stones. Keeping well hydrated and maintaining a healthy lifestyle supports the functioning of the excretory system.
excretory system
The excretory system removes waste from the body and is made up of the kidneys, ureters, urinary bladder, and urethra. The kidneys filter the blood and remove wastes like urea and excess water, which travel through the ureters to the bladder. When full, the bladder empties urine through the urethra to be excreted from the body. Other organs like the lungs, skin, and liver also play roles in excretion by removing carbon dioxide, sweat, and breaking down proteins into urea respectively.
Excretory system
The excretory system removes waste from the body through urine and feces. It includes the kidneys, which filter waste from the blood to produce urine, and the ureters, urinary bladder, and urethra, which transport urine from the kidneys out of the body. The kidneys contain nephrons that filter waste in stages, removing wastes while retaining needed materials in the blood. Once food is digested, waste enters the excretory system from the digestive system and is eventually eliminated from the body.
Excretory system
The excretory system removes waste from the body through urine and feces. It includes the kidneys, which filter waste from the blood to produce urine, and the ureters, urinary bladder, and urethra, which transport urine from the kidneys out of the body. The kidneys contain nephrons that filter waste in stages, removing wastes while retaining needed materials in the blood. Once food is digested, waste enters the excretory system from the digestive system and is eventually eliminated from the body.
Excretory System
The excretory system removes waste from the body through urine and feces. It includes the kidneys, ureters, urinary bladder, and urethra. The kidneys filter wastes from the bloodstream to produce urine, which contains urea and other toxins. The urine travels from the kidneys to the bladder through ureters, and is then excreted through the urethra. The excretory system works with the digestive system, removing waste products that are generated as food is broken down in the body.
Excretory System
The document discusses the excretory system and its role in removing waste from the body. It describes the kidneys, ureters, urinary bladder, and urethra as key organs that filter blood, remove waste as urine, and store and expel urine from the body. The kidneys filter blood and regulate fluid and electrolyte balance while the ureters carry urine from the kidneys to the bladder for storage until urination through the urethra.
Excretory Eystem
The excretory system collects and removes wastes from the body through urine and feces. It includes the kidneys, ureters, urinary bladder, and urethra. The kidneys contain nephrons that filter wastes from the blood to produce urine, which contains urea and other toxins. The urine flows from the kidneys through the ureters to the bladder, where it is stored until exiting the body through the urethra.
The excretory system
The excretory system eliminates waste from the body through the urinary system and sweat glands. The urinary system filters waste from the blood and produces urine, which travels from the kidneys to the bladder and is then excreted. Sweat glands also help remove waste when activated during physical activity or high temperatures, secreting sweat through pores in the skin. Maintaining healthy excretory and respiratory systems requires removing waste, staying hydrated, and cooling off through sweating or other methods.
The excretory system
The excretory system removes waste from the body to prevent damage. It eliminates waste products and other liquids and gases through urine, sweat, and exhalation. The system is important because waste must be removed from the body or it will build up and potentially damage cells. The kidneys filter blood and produce urine by removing urea and other wastes. Urine travels from the kidneys to the bladder via ureters and is then expelled from the body through the urethra.
Excretory system
The urinary system removes liquid waste from the body. It includes the kidneys, which filter waste from the blood to produce urine, and the ureters, bladder, and urethra, which transport urine from the kidneys to storage in the bladder and then out of the body. The kidneys contain over a million tiny filters called nephrons that remove waste from the blood to form urine, which is then sent to the bladder via the ureters for storage until urination.
The excretory system Morad
The excretory system eliminates waste from the body through the urinary system and sweat glands. The urinary system produces about 1.4 liters of urine per day by filtering waste from the blood in the kidneys and removing it from the body via the ureters, bladder, and urethra. Sweat glands also help remove waste by secreting sweat through the pores in the skin to cool the body down during physical activity or hot conditions.
Excretory system by eva and helena
The excretory system eliminates waste from the body through the urinary system and sweat glands. It removes urine, a mixture of water and waste products, from the blood through the kidneys and ureters into the bladder. Sweat, a mixture of water and minerals, is removed through pores in the skin. Both urine and sweat leave the body as ways for the body to cool down and remove unwanted substances.
The urinary system
The urinary system consists of two kidneys, two ureters, a bladder, a urethra, and sphincter muscles. The kidneys filter waste from the bloodstream and produce urine, which travels through the ureters into the bladder. The bladder stores urine until it is full, at which point the sphincter muscles relax and allow urine to pass through the urethra to be released from the body. Together these organs work to regulate waste removal, fluid balance, and blood pressure.
Kidneys
Osmosis and diffusion play key roles in the kidneys by facilitating the movement of substances like water, nutrients, and waste products. Through osmosis, water and nutrients are transferred from blood in the kidneys into urine for excretion or delivery to cells. Diffusion allows for the movement of toxins, drugs, and other harmful substances out of the blood and into urine. If osmosis and diffusion failed, the kidneys would be unable to filter wastes and regulate water levels, leading to a buildup of toxins in the blood and improper fluid balance in the body.
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Urinary system presen.09
The urinary system filters waste from the blood to produce urine, which is stored in the bladder and expelled through the urethra. It includes the kidneys, which filter blood and remove wastes to produce urine, and the ureters, bladder, and urethra, which transport urine for excretion from the body. The kidneys play an important role in homeostasis by regulating water, electrolyte, and pH levels in the blood. Urine production involves filtration, reabsorption, and secretion stages in the nephrons of the kidneys.
Excretory system presentation
The urinary system filters waste from the blood in the kidneys, which contain nephrons that act as tiny filters. The kidneys remove waste through the ureters into the urinary bladder, where urine is stored until expelled through the urethra. Each kidney contains approximately one million nephrons that filter wastes like urea and salt from the blood into collecting tubes and eventually the bladder.
Excretory system presentation
The urinary system filters waste from the blood in the kidneys, which contain nephrons that act as tiny filters. The kidneys remove waste through the ureters into the urinary bladder, where urine is stored until expelled through the urethra. Each kidney contains approximately one million nephrons that filter wastes like urea and salt from the blood into collecting tubes and ureters to be stored in the bladder before excretion.
14 urine system
The document summarizes the human urinary system and how it works to filter waste from the blood. It discusses:
1) The kidneys filter waste from the blood and remove it from the body through urine.
2) The urine travels from the kidneys to the urinary bladder through ureters.
3) The bladder stores urine until it is full enough to be emptied through the urethra.
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The document discusses various online safety issues and provides tips to avoid them. It covers cyberbullying, viruses, addiction, and inappropriate content. For each topic, it lists strategies like not sharing personal information, using antivirus software, limiting screen time, and talking to adults if unsure about online content. The overall message is that while the internet is useful, children need to take precautions to stay safe online.
NS3 Unit 6 - Internet (03).pptx
The document discusses the internet and some of its uses. It explains that the internet is a network of millions of computers around the world that allows people to connect, find information on any subject, communicate via sending texts and media, shop online, do tasks without going to locations, have fun watching shows and gaming, work from home, and also warns that some spread fake news so people need to be careful what they believe.
NS3 Unit 6 Uses of computers (02).pptx
El documento describe diferentes usos de computadoras y dispositivos electrónicos, incluyendo hacer llamadas de video entre dos o más personas, aprender artesanías, recetas y canciones, y su uso en oficinas, centros de salud y laboratorios. También advierte no pasar demasiado tiempo viendo la pantalla del computador o tableta.
NS3 Unit 6 Computers and tablets (01).pptx
El documento presenta varias imágenes de componentes de computadoras y periféricos como CPU, disco duro, monitor, teclado, cámara, impresora, audífonos y bocinas. Cada imagen incluye una licencia Creative Commons que especifica cómo puede ser utilizada.
NS3 Unit 5 Energy.pptx
There are several forms of energy including thermal, light, electrical, mechanical, and chemical energy. Energy can change from one form to another through transformations. For example, electrical energy is produced at power stations through transformations of different energy sources like coal, gas, sunlight, water, and wind. However, burning fossil fuels at thermal power stations causes air pollution like carbon dioxide, which is the main contributor to global warming.
NS3 Unit 5 Matter changes.pptx
The document discusses different types of changes that substances can undergo: changes of state when solids melt into liquids, expansion when objects heat up and contract when cooling down, chemical changes when substances are transformed into new substances, combustion which is a rapid chemical reaction with oxygen, and oxidation when substances react with oxygen over time.
NS3 Unit 5 Heat and temperature.pptx
El documento explica cómo se transfiere el calor y cómo se mide la temperatura. Se transfiere calor de los objetos más calientes a los más fríos, causando cambios como derretir la mantequilla o cocinar los huevos. Algunos materiales como el metal transfieren calor mejor que otros como la madera o el plástico. La temperatura mide lo caliente u frío que está un objeto y se mide en grados Celsius, como el punto de congelación del agua a 0°C y el punto de ebullición a 100°C. Se usa un termó
NS3 Unit 5 Materials.pptx
Materials can be natural or human-made substances used to create objects. Natural materials come from animals, plants, or minerals and include silk, wool, wood, cotton, marble, and granite. Human-made materials are created from raw materials and include glass, which is made from sand, and most plastics, which are made from petroleum. Each material has different properties that determine its appropriate uses; for example, glass is fragile while rubber is elastic.
NS3 Unit 5 Matter.pptx
Matter is anything that takes up space and has mass. There are different types of substances that make up matter, including water, wood, and air. Matter can exist in three states - solid, liquid, and gas - which are distinguished by whether they have a fixed shape and volume. All matter has properties of mass and volume.
NS3 - Unit 4 Types of ecosystem.pptx
This document classifies and describes different types of ecosystems. It divides ecosystems into terrestrial ecosystems that exist on land, including forests, grasslands, deserts, and polar regions, and aquatic ecosystems that exist in water, including freshwater ecosystems like rivers, streams, and lakes, and saltwater ecosystems near and far from coasts, like coral reefs. Forest ecosystems provide shelter and food for animals. Grassland ecosystems have herbivores that eat grass and carnivores that eat the herbivores. Desert ecosystems have few plants and animals but camels and snakes have adapted to the dry conditions. Polar regions are covered in ice with few plants or animals, but polar bears and seals live in the North and penguins and seals
NS3 - Unit 4 Other relationships.pptx
There are various relationships between living things in an ecosystem beyond food chains. These include family groups where animals of the same species and family help each other, associations where some animals cooperate for tasks like defense, travel, or finding food, and societies where some animals live in large colonies and each has a different role. Relationships between different species can be mutualism which benefits both, commensalism which benefits one without affecting the other, parasitism which benefits one at the expense of the other, and competition where species compete for the same resources.
NS3 - Unit 4 Producers and consumers.pptx
Plants produce their own food through photosynthesis and are the primary producers in ecosystems. Herbivores, which only eat plants, are primary consumers. Carnivores, which eat herbivores, are secondary consumers. Tertiary consumers feed on other carnivores. Food chains illustrate how living things obtain energy by consuming other organisms, with plants as producers and animals at different trophic levels as consumers. Food webs expand on this by showing multiple interconnected food chains within an ecosystem.
NS3 - Unit 4 Ecosystem.pptx
An ecosystem has three main components: 1) living things like plants and animals that belong to populations and communities, 2) a physical environment made up of non-living things like climate and soil, and 3) relationships between the living and non-living elements. Physical environments can be terrestrial on land or aquatic in water. Living things interact with and depend on the physical features of their environment, while also altering it themselves.
VERTEBRATES CLASSIFICATION.pptx
This document lists the characteristics of mammals, birds, reptiles, amphibians, and fish including their respiration, coverings, body parts, and reproduction. Each category is broken down into more specific traits over the course of several pages such as mammals respiring through lungs, having fur, four legs, and giving live birth, while fish respire through gills, have scales, fins, and lay eggs.
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- 2. The excretory system removes excess water and waste products from our body. excess water waste products
- 3. The excretory system is made up by the kidneys, ureters, bladder and urethra. kidneys
- 4. The excretory system is made up by the kidneys, ureters, bladder and urethra. ureters
- 5. The excretory system is made up by the kidneys, ureters, bladder and urethra. bladder
- 6. The excretory system is made up by the kidneys, ureters, bladder and urethra. urethra
- 7. The blood goes through the kidneys.
- 8. The kidneys remove excess water and waste products from the blood...
- 9. and turns them into urine. urine
- 10. The urine goes down through the ureters to the bladder. urine
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