When the diaphragm contracts,thoracic volume _____ and intrapulmonary pressure _____.
A) decreases; decreases
B) decreases; increases
C) increases; decreases
D) increases; increases
E) increases; remains constant

Question

Quizplus · Accepted Answer

When the diaphragm contracts, it moves downward, increasing the thoracic volume. This increase in volume leads to a decrease in intrapulmonary pressure (according to Boyle's law), facilitating inhalation.

When the Diaphragm Contracts,thoracic Volume _____ and Intrapulmonary Pressure _____

When the Diaphragm Contracts,thoracic Volume _ and Intrapulmonary Pressure _