Exam 12: The Heart

The innermost of the pericardial membranes is the ____________________ pericardium.

Cardiac output is the amount of blood pumped by the left ventricle in one:

The aortic semilunar valve prevents backflow of blood from the ____ to the ____.

The amount of blood pumped by the left ventricle in one minute is called ____________________.

The coronary arteries are branches of the ____ and supply ____ to the myocardium.

The ventricle with the thicker walls is the ____ ventricle because it pumps blood to the ____.

The cardiac accelerator center uses these nerves:

During the cardiac cycle,when the ventricles are in systole,the atria are in ____________________.

The general function of the valves of the heart is to:

The function of the endocardium is to:

During the cardiac cycle,the ____________________ contract first,followed by contraction of the ____________________.

The valve that prevents backflow of blood from the left ventricle to the left atrium is the:

Exercise cardiac output is 10,070 mL.What are the pulse and stroke volume?

The aortic body contains:

Which statement is NOT true of the atria of the heart?

Within the chambers of the heart,clotting is prevented by the:

The ____________________ return blood from the lungs to the left atrium.

The coronary sinus is the union of the ____________________,and it returns blood to the ____________________.

A sensation of pain in the heart is caused by:

The cardiac reserve is the: