Formative Quiz: Experiment 8 (A&B)

Both semilunar valves and atrioventricular valves are closed during SYSTOLE.

• True

• False

Murmurs are abnormal sounds that are heard in various parts of the vascular system.

• True

• False

Mean arterial pressure is the average pressure throughout the cardiac cycle.

• True

• False

Diastole is the period of relaxation.

• True

• False

The 4th heart sound is pathologic.

• True

• False

The Levine Scale is used to assess the grading of heart murmurs.

• True

• False

Cardiac output is the volume of blood pumped by the heart per minute.

• True

• False

The tricuspid valve is located between the right atrium and the right ventricle.

• True

• False

The S1 heart sound is produced by the closure of which valves?

• Tricuspid and mitral valves

• Pulmonary and aortic valves

• Tricuspid and pulmonary valves

• Mitral and aortic valves

What is the function of the chordae tendineae in the heart?

• To prevent backflow of blood into the atria

• To regulate the flow of blood between the ventricles

• To control the opening and closing of heart valves

• To support the structure of the heart valves