Ch.1.less.5.how do body systems work together to carry out life functions [autosaved]

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  • 1. Howdobodyworktogethertocarryout lifefunctions? Chapter 1: Lesson 5:
  • 2. Function of the skeletal system 1) Protect the soft organs ex. Heart and lungs. 2) Provide a framework for the body (support).
  • 3. Protect the heart and lungs Hips Spine Neck Vertebrae Shoulder Knee Thigh Elbow Foot Ankle Shin
  • 4. What is bone? A living tissue
  • 5. Soft bone marrow inside many of the bones is where most of the blood cells are made. What make up the bones?
  • 6. X-rays Pictures that gives doctors a map of the body How do we know what our bodies look like?
  • 7. Babies have 300 bones which grow and fuse together to form the 206 bone of adults. Example:
  • 8. Clean break When the bone has broken into two bones. A green stick fracture When the bone cracks on one side only, not all the way through. Types of bone fractures
  • 9. Muscular system Helps animals move.
  • 10. Digestive system A long tube where the food is broken down into nutrients an organism can use.
  • 11. Salivary glands Produce saliva to break down food in the mouth. Teeth Grind the food into smaller pieces. Tongue Helps us swallow food. Esophagus Muscular tube that contracts and expands to push partially digested food to the stomach. Stomach Strong acids help break down food more. Liver and pancreas Produce juices to digest the food further in the small intestine. Small intestine Nutrients are digested from the small intestine. Large intestine Water is re-absorbed from undigested food. Anus Undigested food leaves the body through the anus.
  • 12. Removes wastes from the body.
  • 13. Kidney (Removes wastes from the blood using lots of tiny filters) Ureters Bladder (Stores urine) Urethra (Passes out urine when bladder is full)
  • 14. Provide oxygen to all the cells of the body.
  • 15. Nose We breathe in oxygen and breathe out carbon dioxide from it. Trachea (passage way) Lungs Gives oxygen to the blood and takes the carbon dioxide from the bloodDiaphragm
  • 16. Includes the brain, the spinal cord, nerves and sense organs.
  • 17. Brain 1) Controls body organs. 2) Coordinates muscle movement. 3) Interprets information from sense organs. Spinal cord Passes signals sent to and from the brain. Nerves