First slide

Circulatory Pathways

Question

Which of the following cardiac events occur during ventricular systole?
a.   Opening of bicuspid and tricuspid valves
b.   Closure of bicuspid and tricuspid valves
c.   Opening of semilunar valves
d. Closure of semilunar valves
e.   Lubb sound
f.   Dupp sound

Moderate

A

a, c and e
B

b, c and e
C

a, d and f
D

b, d and f

Solution

During ventricular systole, atrioventricular valves close and semilunar valves open. The closure of AV valves produces lubb sound. Closure of semilunar valves, opening of AV valves and dub sound occur during ventricular diastole.

Get Instant Solutions

When in doubt download our app. Now available Google Play Store- Doubts App

Recieve an sms with download link

Doubts App

OR

SCAN ME

Doubts App

Doubts App