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Cardiac Heart Valves and Function Quiz

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Questions and Answers

Which murmur occurs between the first heart sound (S1) and the second heart sound (S2) during systole?

Mitral stenosis

Pulmonary regurgitation

Aortic stenosis (correct)

Tricuspid stenosis

What are the consequences of mitral valve regurgitation?

Volume overload in the left atrium and pulmonary circulation (correct)

Decreased forward cardiac output

Right atrial enlargement

Increased forward cardiac output

Which condition causes turbulent blood flow from the ventricles to the atria during systole?

Pulmonary stenosis

Mitral valve regurgitation (correct)

Tricuspid stenosis

Aortic regurgitation

What are the clinical features of mitral valve regurgitation?

Fatigue, shortness of breath, and palpitations Signup and view all the answers

When do diastolic murmurs occur?

Between the second heart sound (S2) and the first heart sound (S1) during diastole Signup and view all the answers

What is a characteristic consequence of mitral stenosis?

Left atrial enlargement Signup and view all the answers

Which valve is located between the left atrium and left ventricle?

Mitral (Bicuspid) Valve Signup and view all the answers

What is the function of the tricuspid valve?

Prevents backflow of blood from the right ventricle to the right atrium during ventricular contraction Signup and view all the answers

What defines mitral regurgitation (MR)?

Abnormal leakage of blood from the left ventricle back into the left atrium during ventricular contraction Signup and view all the answers

What causes mitral regurgitation?

Mitral valve prolapse Signup and view all the answers

During which phase does mitral regurgitation occur?

Systole Signup and view all the answers

Which valve is located between the right ventricle and pulmonary artery?

Pulmonary Valve Signup and view all the answers

What is a potential cause of mitral regurgitation?

Aortic stenosis Signup and view all the answers

Where is the aortic valve located?

Between the left ventricle and aorta. Signup and view all the answers