Question

the heart acts as .... to move the blood

Answer 1

Answer:

roots

Explanation:

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.

Explanation: (Can u plz mark me as brainliest) Have a great day :)