Question:

An important function of the heart is?

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A. changing oxygen into carbon dioxide.

B. manufacturing red blood corpuscles.

C. forcing air into the lungs.

D. pumping blood through the body

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5 ANSWERS


  1. E. Falling in love.

    Hint - the heart is a muscle with a system of valves and chambers.


  2. its D

  3. D

    A B and C are lung and blood functions the heart pumps blood

  4. D. pumping blood through the body

  5. The important function of heart is pumping of blood through the body

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