Exam 11: The Cardiovascular System

Explain what is meant by a blood pressure reading of 120/80 mm Hg.

Match the following: -Microcirculation occurs in these vessels

What is largest artery in the body?

What drains capillary beds?

Large veins have ________ to prevent the backflow of blood.

The layer of the heart wall synonymous with the visceral layer of the serous pericardium is ________.

Using Figure 11.1, identify the following: -The atrioventricular (AV) node is indicated by ________.

Which of the following vessels has the lowest blood pressure?

Match the following: -The interatrial septum separates the right atrium from this chamber

The part of the intrinsic conduction system of the heart that directly transmits impulses to the walls of the ventricles is the Purkinje fibers.

Match the following: -Ventricular contraction

Identify the five major parts of the intrinsic conduction system of the heart in their normal order, beginning with the pacemaker.

The average heart beats approximately 75 times each minute at rest.

Match the following: -These vessels have thinner walls and transport oxygen-poor blood

Describe the two types of pressures controlling fluid movement in a capillary bed. Explain the role of each pressure in fluid movement.

Which of the following hormones promotes sodium ion (and water) reabsorption by the kidney in order to increase blood pressure and blood volume?

During ventricular systole, blood is ejected from the ventricles through the large arteries connected to the heart.

Match the following: -Wave visible on the electrocardiogram (ECG) representing ventricular repolarization

What structure divides the left ventricle from the right ventricle?

Match the following: -Some of these larger vessels have valves to prevent backflow