Maximum voluntary ventilation is measured for?
Ans. is'b'i.e., 60 sec.(Ref: Guyton 12h/e p. 470]Maximum voluntary ventilation (MW) :It is the maximum amount of air that can be moved into and out of lungs in 1 minute by voluntary effo.It is about 125-170 L/min.
30 sec.
60 sec.
75 sec.
120 sec.99.