Biology for IGCSE & O level - Gas Exchange In Humans (Section 1 - No. 28)
Which of the following are involved in the process of breathing (ventilation)?
The diaphragm
The internal intercostal muscles
The external intercostal muscles
The lungs
Explanation
These structures are responsible for changing the volume of the chest cavity, facilitating air movement in and out of the lungs.
Comments (0)
