22. The Respiratory System
Pressure in the Lungs and Pleural Cavity
2:09 minutes
Problem 6b
Textbook Question
Textbook QuestionWhen the inspiratory muscles contract, a. the size of the thoracic cavity increases in diameter, b. the size of the thoracic cavity increases in length, c. the volume of the thoracic cavity decreases, d. the size of the thoracic cavity increases in both length and diameter.
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