Question

What does pump exactly mean??
( like the heart pumps blood )

Answer 1

Answer:

According to ur question pump means a sound or a beat.

But pump also means hand pump.

pls mark me the brainliest ☺️

Answer 2

Answer:

The right ventricle pumps the oxygen-poor blood to the lungs through the pulmonary valve. The left atrium receives oxygen-rich blood from the lungs and pumps it to the left ventricle through the mitral valve. The left ventricle pumps the oxygen-rich blood through the aortic valve out to the rest of the body.