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What is nutrition?
Nutrition is the process of transforming food into energy.
What fourbody systems are in nutrition?
Digestive system, respiratory system, circulatory system and excretory system.
What is the function of the digestive system?
Transform the food into nutrients and pass them to the blood.
Name 8 organs that make up the digestive system
Mouth, esophagus, stomach, liver, small intestine, large intestine, rectum and anus.
What is the function of the respiratory system?
Take oxygen from the air and deliver it to the blood.
What are the parts of the respiratory system?
Nose and mouth, trachea, bronchi, bronchioles, alveoli.
What happens in the alveoli?
There is an exchange between oxygen and carbon dioxide.
What is the function of the circulatory system?
Transport oxygen and nutrients in the blood to the cells.
What are the 4 chambers of the heart?
Two atria and two ventricles.
What is plasma?
It is the liquid that transports blood cells.
Name the three types of blood cells.
Red blood cells, white blood cells and platelets.
What do red blood cells do?
They transport oxygen.
What do white blood cells do?
They defend our bod from germs and infections.
What do platelets do?
They stop bleeding and form a scab.
Name the three types of blood vessels.
Arteries, veins and capillaries.
What is the difference between arteries and veins?
Arteries carry blood away from the heart and veins carry blood back into the heart.
