★ Respiratory System Quiz
In humans, what happens when the breathing rate increases?
A. Additional oxygen will diffuse into the blood as carbon dioxide diffuses out of the blood in the lungs.
B. Additional carbon dioxide will diffuse into the blood as oxygen diffuses out of the blood in the lungs.
C. Oxygen from body cells will diffuse more rapidly into red blood cells.
D. Increased oxygen dissolved in the blood will stimulate the cerebrum to slow the breathing rate.
Select your answer:
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A. simple cuboidal tissue
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What is NOT the parts of the ear?
A. Outer ear
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C. Middle ear
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