Question

1. what two structures work together to change the volume of the chest during ventilation? pharynx and larynx trachea and bronchi alveoli and capillary intercostal muscles and diaphragm

Explanation:

The intercostal muscles and diaphragm are responsible for changing the volume of the chest during ventilation. The intercostal muscles between the ribs and the dome - shaped diaphragm contract and relax to cause changes in chest volume for inhalation and exhalation. The other options are involved in other aspects of the respiratory process but not in changing chest volume.

Answer:

D. intercostal muscles and diaphragm