MICROANATOMY

Detailed explanation-1: -The upper chambers-the right and left atria-receive incoming blood. The lower chambers-the right and left ventricles-pump blood out of your heart.

Detailed explanation-2: -Your upper chambers are called your right atrium and left atrium. Your lower chambers are called your right ventricle and left ventricle. Your chambers work together to manage your heartbeat.

Detailed explanation-3: -The top chambers of the heart are called the left atrium and right atrium. The bottom chambers of the heart are the left ventricle and right ventricle, which have thicker walls.

Detailed explanation-4: -The two upper chambers of your heart are called atrium, and the two lower chambers are called ventricles. Blood flows from the body and lungs to the atria and from the atria to the ventricles.

Detailed explanation-5: -The left ventricle is the largest and strongest chamber in your heart.