★ Circulatory System Quiz
What does your heart do?
A. pumps blood through your body
B. protects your body
C. helps your exercize
Select your answer:
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Circulatory System › View
What function does the heart do?
A. Protects organs and produces red blood cells.
B. Generates heat.
C. Breaks down food into nutrients.
D. The heart is a pump, which moves the blood. The arteries and veins are the pipes where the blood flows.