During normal respiration without any effort the volume of air inspired or expired is called |
|||||||
a) |
Tidal volume |
b) |
Reserve volume |
c) |
Residual volume |
d) |
None of these |
During normal respiration without any effort the volume of air inspired or expired is called |
|||||||
a) |
Tidal volume |
b) |
Reserve volume |
c) |
Residual volume |
d) |
None of these |
(d)
Inspiration takes place when those is negative pressure of inside the body than outside. In the mountains, there is less pressure of (negative) than inside, that’s why, breathing is difficult in mountain regions