Chapter 21 In-class participation

Which valve is between the right atrium and right ventricle?

• tricuspid valve

• pulmonary valve

• bicuspid/mitral valve

• aortic valve

What vessels feed into the right atrium? (select all that apply)

• inferior vena cava

• pulmonary trunk

• pulmonary veins

• aorta

• superior vena cava

what makes the 2nd heart sound?

• closing of the AV valves

• closing of the tricuspid and mitral valves

• closing of the semilunar valves

• closing of the pulmonary and tricuspid valves

which of the following would be the thickest?

• right atrial wall

• right ventricular wall

• left atrial wall

• left ventricular wall

What vessel(s) enter the left atrium?

• vena cava

• pulmonary arteries

• pulmonary veins

• aorta

• coronary sinus

What structures prevent AV valve prolapse? (select all that apply)

• interventricular septum

• chordae tendinea

• pectinate muscles

• papillary muscles

• trabeculae carneae

Which layer protects and anchors the heart?

• endocardium

• epicardium

• myocardium

• pericardium

Which vessel(s) exit the left ventricle?

• vena cava

• pulmonary trunk

• pulmonary veins

• aorta

What phase of the cardiac cycle causes blood to be ejected into the aorta?

• atrial systole

• atrial diastole

• ventricular systole

• ventricular diastole

Which term describes when the heart is at rest and chambers are filling?

• diastole

• systole