Answer:
The heart is divided into four chambers: the right atrium and right ventricle, and the left atrium and left ventricle. The right atrium receives deoxygenated blood from the body and pumps it into the right ventricle. The right ventricle then pumps the deoxygenated blood to the lungs for oxygenation. The left atrium receives oxygenated blood from the lungs and pumps it into the left ventricle. The left ventricle then pumps the oxygenated blood to the rest of the body through the aorta.
Step-by-step explanation: