Equine cardiac exam Flashcards
1
Q
Which valve can be heard at the apex beat?
A
Mitral
2
Q
What is S1 sound?
A
AV valves closing
Lub
3
Q
What is S2 sound?
A
Semilunar valves closing
Dup
4
Q
What is S3 sound?
A
Rapid ventricular filling
‘d’ - less common
5
Q
What is S4 sound?
A
Atrial contraction
‘b’ - common
6
Q
What 2 sounds are loudest in the apex?
A
S1 (AV valves closing)
S3 (ventricular filling)
7
Q
Which 2 sounds are loudest in the heart base?
A
S2 (semilunar valves)
S4 (atrial contraction)
8
Q
How does the ration of systole and diastole vary depending on HR?
A
Normal HR = diastole much longer than systole
Tachycardia = equal time
