Question
Abdomen must be compressed (Arrow) for about how much time for reflux (Photograph) to appear ?

A. 1-5 seconds.
B. 5-10 seconds.
C. 10-15 seconds.
D. L-2 minutes.
Show Answer
Abdomen must be compressed (Arrow) for about how much time for reflux (Photograph) to appear ?

A. 1-5 seconds.
B. 5-10 seconds.
C. 10-15 seconds.
D. L-2 minutes.