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Transport and Defense - Coggle Diagram

- - - - Oxygen travels through the pharynx, then to your trachea.
    - - There are two bronchi that enter each lung. At the end of each bronchi is a grape-like cluster, which is called alveoli. The oxygen in the alveoli travels to the capillaries, which is then transported through out the body.
  - - - Blood travels through vessels. There are three types of blood vessels: arteries, veins, and capillaries. Arteries carry blood away from your heart. Veins transport blood that contains CO2 back to the heart, and capillaries enable oxygen, CO2, and other nutrients to travel throughout your body.
    - - Everyone has red blood cells, but different people have different proteins on the surfaces on their blood cells. Scientists classify them with A, B, AB, and O.
- - - - Food moves into the small intestine, gets turned into soup, and travels through. Bile, which is created from the liver, is mixed with enzymes to break down the food.
    - - The large intestines recieves digested food that the small intestine didn't. Fibers that cannot be absorbed leaves the body through the rectum.