Medical Quiz

Circulatory and Respiratory System Quiz

What do your capillaries do?

A. carry blood away from your heart to the rest of your body.

B. carry blood to your heart from your lungs.

C. are thick, which allows transport through them.

Select your answer:
     


Preview next quiz:

Your alveoli and capillaries work together to __________________.

A. produce mucus

B. transport oxygen into your lungs and carbon dioxide into yoru blood.

C. transport carbon dioxide into your lungs and oxygen into your blood.

D. help you breathe



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