Vedclass
Class 11BiologyBreathing and Exchange of GasesMechanism of Breathing
Medium

What happens when the pressure within the pulmonary cavity is higher than the atmospheric pressure?

  • A
    Inhalation of air
  • B
    Expulsion of air
  • C
    No inhalation and expulsion of air occurs
  • D
    Lungs inflate and rupture
Share

Explore More

Browse All

Question Bank

11

All Subjects

Class 11 Questions

Class 11

Biology Questions

Chapter

Breathing and Exchange of Gases

Subtopic

Mechanism of Breathing

Similar Questions

In rabbits,expiration occurs by the:

Medium
View Solution

An increase in pulmonary volume decreases the intra-pulmonary pressure to less than the atmospheric pressure,which forces the air from outside to move into the lungs. This process is known as:

Medium
View Solution

What happens to the volume of the pulmonary cavity when there is an increase in the volume of the thoracic chamber?

Medium
View Solution

During inspiration,the diaphragm:

Medium
View Solution

Select the correct option for the given figure, assuming the figure shows the process of expiration.

Medium
View Solution

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo