The heart pumps blood to all the parts of the body and ensures that they receive a steady supply of oxygen and nutrients.
Which parts of the body require a constant supply of oxygenated blood to function well?
1. Lungs
2.Heart
3.Brain
4.Intestine
A. only 3 B. only 3 and 4
C. only 1, 3 and 4 D. all - 1, 2, 3 and 4
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The part of the bofy is brain
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Answer:
D. all - 1, 2, 3 and 4
Explanation:
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