1.   Nutrition.2.   The digestive system.3.   The respiratory system.4.   The excretory system.5.   The circulatory system...
   The function of nutrition is essential to life.    Nutrients give our cells all the energy    they need.   The digest...
   The digestive system    transform food into    nutrients.   It has two parts:     • Digestive tract.     • Digestive ...
   The respiratory system    is in charge of    breathing.   Breathing makes two    movements:       • Inhale air an it ...
The urinary system.             The sweat glands.The urinary system is made up   Sweat glands are in the skinof:          ...
   It transports nutrients    and oxygen to our    cells.   It is made up of:        • The heart.        • The blood.   ...
   Blood is a red liquid    tissue made up of    cells that float in a    liquid called plasma.   There are different   ...
   The heart uses rhythmic movements to pump    the blood around the body.   This movements are:     • Systole: Movement...
   The blood vessels are tubes through    which blood circulates.   There are three types of blood vessels:      • Arter...
   Human circulation is closed, the heart    septum separates the two halves of the    heart.   Human circulation is dou...
Nutrition by Alfredo
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Nutrition by Alfredo

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Nutrition by Alfredo

  1. 1. 1. Nutrition.2. The digestive system.3. The respiratory system.4. The excretory system.5. The circulatory system.6. Human circulation.
  2. 2.  The function of nutrition is essential to life. Nutrients give our cells all the energy they need. The digestive system, the respiratory system, the circulatory system and the excretory system carry out the function of nutrition.
  3. 3.  The digestive system transform food into nutrients. It has two parts: • Digestive tract. • Digestive glands.
  4. 4.  The respiratory system is in charge of breathing. Breathing makes two movements: • Inhale air an it goes into to the lungs. • Exhale air sending it of the lungs.
  5. 5. The urinary system. The sweat glands.The urinary system is made up Sweat glands are in the skinof: and they produce sweat.
  6. 6.  It transports nutrients and oxygen to our cells. It is made up of: • The heart. • The blood. • The blood vessels.
  7. 7.  Blood is a red liquid tissue made up of cells that float in a liquid called plasma. There are different types of blood cells: • Red blood cells. • White blood cells. • Platelets.
  8. 8.  The heart uses rhythmic movements to pump the blood around the body. This movements are: • Systole: Movement of contraction. . • Diastole: Movement of relaxation.
  9. 9.  The blood vessels are tubes through which blood circulates. There are three types of blood vessels: • Arteries. • Veins. • Capillaries.
  10. 10.  Human circulation is closed, the heart septum separates the two halves of the heart. Human circulation is double, the blood follows two routes. • Pulmonary circulation. • Systemic circulation.

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