The following processes are involved during expiration in man except
-
A.
The inter costal muscles relax -
B.
The thoracic cavity first increases in volume -
C.
The sternum moves inward -
D.
The ribs are moved downwards and inwards
Correct Answer: Option B
Explanation
During respiration process in man under expiration process the thoracic cavity does not increase in volume
There is an explanation video available below.