Maximum voluntary ventilation is measured for?: (A) 30 sec., (B) 60 sec., (C) 75 sec., (D) 120 sec.99.
Answer is B. 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.