Exam 13:The Heart-Part C

The left ventricle pumps blood into the ___,to the ___.

The area in the ___ cavity in which the heart is located is called the ___.

The aorta takes blood from the:

The part of the heart that initiates each beat is the:

During one cardiac cycle:

A sensation of pain in the heart is caused by:

The left side of the heart:

The heart rate is decreased by:

Which statement is NOT true of the regulation of heart rate?

In the cardiac cycle,which statement is true?

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

During strenuous exercise,cardiac output is 13,650 mL and stroke volume is 105 mL.What is the pulse?

The impulse for contraction of the heart passes from the atria to the ventricles at the:

If cardiac output is 4225 mL and pulse is 65 bpm,what is stroke volume?

The vessel that takes blood from the right ventricle to the lungs is the:

In one cardiac cycle,when the ventricles are in systole,the atria are in:

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

For the heart muscle,the most important substance in the blood is:

The flaps of the AV valves of the heart are anchored by the:

The atria of the heart are the ___ chambers,and when blood pressure rises,they produce the hormone ___.