Time taken in breathing _______
A. inspiration 2 sec and expiration 3 sec
B. inspiration 3 sec and expiration 3 sec
C. inspiration 2 sec and expiration 2 sec
D. inspiration 3 sec and expiration 2 sec
Answer:A
Time taken in breathing _______
A. inspiration 2 sec and expiration 3 sec B. inspiration 3 sec and expiration 3 sec C. inspiration 2 sec and expiration 2 sec D. inspiration 3 sec and expiration 2 sec