Question

hello mate
Question 22

can you give answer of this question?​

Answer 1

hello

during inhalation the lungs expand with air and oxygen defuses across the lungs surface entering the bloodstream

during exhalation the lungs expel air and lungs volume decrease ... during exhalation the the diaphragm is relaxed which decrease the volume of lungs cavity

hope this will help you

Answer 2

Inhalation and Exhalation

During the process of inhalation, the lung volume expands as a result of the contraction of the diaphragm and intercostal muscles (the muscles that are connected to the rib cage), thus expanding the thoracic cavity. ... Upon exhalation, the lungs recoil to force the air out of the lungs.