Exam 8: Heart and Blood Vessels

The fibrous sac that surrounds the heart and produces lubricant for heart contraction is the

When blood leaves the heart, it first enters

All of the following are recommended ways to reduce the risk of developing cardiovascular disease EXCEPT which one?

Coronary arteries supply the heart muscle with nutrients and oxygen.

Use the figure above to answer the following questions. -Which of the blood vessels in the human cardiovascular system contain deoxygenated blood?

A normal heartbeat is not set or initiated by the nervous system, which may be expected since the heart has electrical activity. If not the nervous system, then what actually regulates or initiates a normal heartbeat?

Using the figure below, determine which side of the capillary is being described in each of the following statements. A) arteriole side B) venous side -reabsorption of fluid occurs from extracellular area to capillary

Which one of the following would result in a decrease in cardiac output?

Spontaneous contractions of the heart muscle begin in the ________.

The figure above shows a normal ECG recording. Match each part, A, B, or C, of the recording to its description. -represents the stimulus for heart contraction traveling across the atria

The figure above shows a normal ECG recording. Match each part, A, B, or C, of the recording to its description. -represents the movement of the stimulus for heart contraction down the septum and through the Purkinje fibers of the ventricles

Using the figure below, determine which side of the capillary is being described in each of the following statements. A) arteriole side B) venous side -blood plasma leaves the capillary, carrying nutrients and oxygen to the cells

Contraction of smooth muscle in the wall of arterioles is known as ________.

A cerebrovascular accident is another term for a(n) ________.

You have been advised to check your pulse during exercise in order to monitor your heart rate. What is happening in your heart as your pulse is produced?

The atrioventricular valves are supported by connective tissue strands called ________, which prevent the valves from everting.

Following damage to his heart, Jim is having a pacemaker implanted. Which one of the following components of the heart does this device replace the activity of?

CABG is a procedure used to restore the flow of blood through the ________ arteries.

The force exerted by blood on the wall of a blood vessel is known as ________.