Exam 1: Cardiac Anatomy and Physiology

The tricuspid valve separates the ________ from the ________.

The superior vena cava returns blood to the right atrium from the ________.

The electrical signals that tell the heart when to beat are created and transmitted by

The inferior vena cava returns deoxygenated blood to the heart from

The two phases of the cardiac cycle are systole and ________.

The vena cava is a large artery that carries blood from the right ventricle to the lungs.

The normal heart is the size of a

The semilunar valves are the aortic and mitral valves.

The normal amount of blood circulated by the heart every minute is ________ liters.

The fluid found between the layers of the pericardium is called ________.

The coronary circulation supplies oxygenated blood to the myocardium during

Which of the following statements about the right atrium is TRUE?

The cardiac cycle's two phases are

Heart valves serve what purpose?

Pulmonary veins deliver blood to the

The top of the heart where the great vessels emerge is the

The phase of systole that results in the greatest consumption of myocardial oxygen is isovolumetric contraction.

When oxygenated blood enters the heart,it flows

The right atrium is a thin-walled receiving chamber for newly oxygenated blood from the lungs.

The innermost layer of the heart is the