Cardiovascular System

The right side of the heart receives blood from the body and pumps through the ____________ circulation to the lungs.

• pulmonary
• renal
• coronary
• systemic

The heart

• is a 4 chamber muscular pump

• is posterior to the trachea

• in lined with an epithelial layer called epicardium

• has a superior apex and an inferior base

A serious condition in which large amount of fluid accumulates in the pericardial cavity and puts pressure on the heart is

• heart failure
• myocardial infarction
• pericarditis
• cardiac tamponade

Ezra is admitted to the cardiac unit with a diagnosis of endocarditis. This means

• Ezra has a blockage in a coronary artery.
• Ezra has an infection of the inner lining of the heart.
• Ezra has a heart valve that is too narrow.
• Ezra has a congenital heart defect.

Another name for the visceral pericardium is the

• myocardium
• epicardium
• pericardial sac
• parietal pericardium

Which term is mismatched?

• Endocardium-covers the inner surface of the heart

• Myocardium-cardiac muscle

• Trabeculae carinae-muscles that close valves

• Pectinate muscles-muscles that close valves

Which of the following layers forms the bulk of the heart?

• epicardium
• myocardium
• endocardium
• pericardium

Blood in the pulmonary veins returns to the

• left atrium
• aorta
• pulmonary artery
• right atrium

All cardiac veins empty into the _________________, which then empties in to the _______________

• superior vena cava; right ventricle
• coronary sinus; right atrium
• aorta; left ventricle
• pulmonary vein; left atrium

Coronary artery disease can diminish myocardial blood flow resulting in the death of myocardial cells. This is known as myocardial ____________

• infarction
• angina
• necrosis
• ischemia