Heart basics

Question 1

1st heart sound (aka S1 or “Lub”)

Answer 1

Represents tricuspid and mitral valve shutting, pulmonary and aortic valve opening

Question 2

S1 corresponds to _________.

Answer 2

systole = ejection

Question 3

2nd heart sound (aka S2 or “Dub”)

Answer 3

Represents tricuspid and mitral valve opening, pulmonary and aortic valve shutting

Question 4

S2 corresponds to _________.

Answer 4

diastole = ventricular filling

Question 5

Right AV valve is called _________.

Answer 5

tricuspid

Question 6

Left AV valve is called _________.

Answer 6

mitral

Question 7

Vessel leaving the RV is _________.

Answer 7

pulmonary artery

Question 8

Vessel leaving the LV is _________.

Answer 8

aorta

Question 9

Vessel entering the LA is _________.

Answer 9

pulmonary vein

Question 10

Vessels entering the RA is _________.

Answer 10

1) SVC
2) IVC
3) coronary sinus

Question 11

What structures does the right coronary artery (RCA) supply?

Answer 11

1. ) RA
2. ) RV
3. ) inferior LV

(SA, AV nodes)