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Home Q & A Board Biology-Related Homework Help General Biology
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purpleberry purpleberry
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7 years ago
During exhalation, when the diaphragm relaxes and the volume of the chest cavity decreases, how is the air pressure inside the lungs affected?
A) It increases.
B) It decreases.
C) It decreases, then increases.
D) It is unchanged.
Textbook 
Biology: Science for Life with Physiology

Biology: Science for Life with Physiology


Edition: 5th
Authors:
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AboonaAboona
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purpleberry Author
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7 years ago
Thank you
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