Home
Class 12
BIOLOGY
At the time of inspiration, the diaphrag...

At the time of inspiration, the diaphragm

A

Expands

B

Contracts

C

Relaxes

D

Does not undergo any change

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

During inspiration, the diaphragm

During inspiration , the diaphragm:

During inspiration the diaphragm

Assertion : Inspiration occurs due to muscular relaxation. Reason : During inspiration, the diaphragm and external intercostal muscle contract simultaneously.

Consider the following four statements (a-d) and select the option which includes all the correct ones only :- (a) All the time of inspiration , contracion in diaphragm and external intercostal muscles take place. (b) Normal breathing is also called as abdominal breathing. (c ) Expiration during sneezing, coughing, yoga is normal expiratio during which IICM and abdominal muscles relax. (d) Inspiration can occur if the pressure within lungs (intra pulmonary pressure) is more than the atmospheric pressure.

during inspiration

During inspiration

What is a diaphragm?