boldengrace5 boldengrace5

20-07-2021
Biology

contestada

omplete the passage to describe the function of the heart.

The pumping of the heart involves the alternate contraction and relaxation of the chambers of the heart. The upper chambers of the heart are called
, and the lower chambers of the heart are called
.

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jennie51 jennie51

20-07-2021

Answer:

The pumping of the heart involves the alternate contraction and relaxation of the chambers of the heart. The upper chambers of the heart are called at atria and the lower chambers of the heart are called ventricles.

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