Biology, asked by teerth14, 9 months ago

What happens to the Thoracic cavity when diaphragm muscles contract?

Answers

Answered by Anonymous
6

Answer:

When the diaphragm contracts, it moves inferiorly toward the abdominal cavity, creating a larger thoracic cavity and more space for the lungs. Contraction of the external intercostal muscles moves the ribs upward and outward, causing the rib cage to expand, which increases the volume of the thoracic cavity.

Answered by myiitgoal2122
8

Answer:

Explanation:

When we breath in thoracic cavity tightens and diaphragm muscles contracts

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