The human heart is composed of four chambers: two on top, called the atria, and two on bottom called the ventricles, according to LiveScience. The atria receive deoxygenated blood from the body, and the ventricles pump o... More »

Key aspects of the anatomy of the heart include blood vessels, valves and chambers, according to InnerBody. Veins, such as the superior and inferior vena cava and the pulmonary vein, bring blood into the heart, while art... More »

www.reference.com Health Conditions & Diseases Cardiac Health

Anatomy is the study of the bodily structure of living organisms while physiology deals with the functions of the organisms. Anatomy and physiology are classes commonly required in medical school. More »

www.reference.com Science Human Anatomy

The human heart has four chambers: left and right atria, and left and right ventricles. The atria are the upper chambers, and the ventricles are the lower. More »

www.reference.com Science Human Anatomy Organs

The human heart has four chambers, which are the left and right atria and the left and right ventricles. Blood enters the right atrium where it then passes through the right ventricle. More »

The upper chambers of the heart are called the left and right atria. The primary function of both the atria is to receive blood that is coming into the heart. More »

The four parts, or chambers, of the heart include the right and left atria and the right and left ventricles. Each chamber has its own valve that allows blood to flow into and out of the chamber. The heart valves keep bl... More »