During vigorous exercise, the tidal volume is about
A. 4 -10 times
B. 4 – 7 times
C. 4 – 6 times
D. 4 – 9 times
Answer:A
During vigorous exercise, the tidal volume is about
A. 4 -10 times B. 4 – 7 times C. 4 – 6 times D. 4 – 9 times