36. Cardiac Cycle

Question 1

Duration of cardiac cycle :- ????
Atrium 
Systole :- 
Diastole :- 
Ventricle 
Systole :-
Diastole :- 

During exercise heart rate increases , cardiac cycle duration:-

Cardiac cycle duration is inversely proportional to :-

When cardiac cycle duration decrease :-
Duration of ………. also decrease
……………compmromised :-

Answer 1

173

Question 2

Ventricular systole :- 
Duration :- 
Divided into 3 phases 
1. 
2. 
3.

Answer 2

173

Question 3

Isovolumic conyraction read

:-

Answer 3

173

Question 4

Rapid ejection phase

Amount ejected :-

Answer 4

173

Question 5

Slow ejection phase :-
Amount :-
Even after slow ejection phase some amount of blood still remains in the ventricle known as :-

Answer 5

173

Question 6

Ventricular diastole 
Duration :- 
No Gopi phases :- 
1. 
2.
3. 
4. 
5. 

S3 occurs :-
Passive filling =
Active filling =

End distolic volume:-

Answer 6

174

Question 7

Heart sound 
S1:- 
S2:- 
S3:- due to :- heard during :- 
S4 :- always :- 
Occurs in :- 
When :- 
Example :-

Answer 7

174

Question 8

Pressure volume graph :-
See the points :-
Direction :-

S3 and S4 is heard between:-

Answer 8

175

Question 9

Stroke volume =
Ejection fraction =
EDV :-

Answer 9

175

Question 10

Wigger diagram :-;
Correspondence

S1:- ,,,,,,,,,,,,,,,,,,,,,,,:- ,,,,,,,,,,
S2 :- ,,,,,,,,,,,,,,,,,,,,,,:- ,,,,,,,,,,
S3 :- ,,,,,,,,,,,,,,,,
S4 :- ,,,,,,,,,,,,,,,,,,,,,,,:- ,,,,,,,,,,

Answer 10

176

Question 11

Important clinical terminology :- 
1. Electrochemical systole (qS2) :- 
2. LVET :- 
Dicrotic notch :- 
3. PEP :-

Answer 11

176