Question

Time interval between the closure of semilunar valve
and closure of AV valve is
(1) 0.3 s
(2) 0.5 s
(3) 0.1 s
(4) 0.7 s

Answer 1

Answer:

The correct answer is B (0.5 seconds)

The total cardiac cycle is for 0.8 seconds

The closure of semilunar valve is at end of ventricular systole(0.3 sec) and AV valves close at the of atrial systole and beginning of ventricular systole (0.1 second) now the time gap between these two events is 0.5 seconds.

Answer 2

Answer:

$option \: (2) \: is \: correct \: one$

$0.5 \: seconds$

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