Question

Which changes takes place during expiration in the rib cage ​

Answer 1

The rib cage protects the organs in the thoracic cavity, assists in respiration, and provides support for the upper extremities. During inspiration the ribs are elevated, and during expiration the ribs are depressed. During spinal flexion, the rib cage moves posteriorly, and the ribs are depressed

Answer 2

Answer:

Explanation:

At the same time, the muscles between the ribs contract and pull upward. This increases the size of the thoracic cavity and decreases the pressure inside. ... When the lungs exhale, the diaphragm relaxes, and the volume of the thoracic cavity decreases, while the pressure within it increases.

PLEASE MARK ME AS A BRAINLIEST