Exam 8: Heart and Blood Vessels

Deoxygenated blood leaving the right side of the heart next passes through the ________ circuit, where the blood is reoxygenated.

When blood pressure falls below normal, the condition referred to as ________ results.

When blood leaves the heart, it first enters

A record of the electrical impulses characteristic of the cardiac conduction system is known as a(n) ________.

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

Which one of the following segments of the typical cardiac cycle is the briefest?

When a person exercises, sensory input from moving muscles and joints results in an increase in cardiac output, causing blood pressure to be maintained, despite an increase in blood flow to the muscles.

Which one of the following blood vessels transports oxygenated blood from the lungs to the heart?

Fluid in the lymphatic system, as well as interstitial fluid, is

Exchange of nutrients and gases between blood and tissues is the primary function of

Each of the following is part of the systemic circuit EXCEPT the

Smooth muscle, in the form of ________, is frequently located where arterioles meet capillaries.