Get Answers to all your Questions

header-bg qa

The diaphragm contracts during inspiration to:


Option: 1

Expand and decrease the volume of the thoracic cavity

Option: 2

Contract and increase the pressure in the thoracic cavity 

Option: 3

None of the above


Option: 4

Flatten and increase the volume of the thoracic cavity

Answers (1)


During inspiration, the diaphragm flattens and contracts, increasing the size of the thoracic cavity and enabling air to enter the lungs.

Option 4 is the correct answer.

Posted by

Ritika Kankaria

View full answer

NEET 2024 Most scoring concepts

    Just Study 32% of the NEET syllabus and Score up to 100% marks