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Home Q & A Board Science-Related Homework Help Health, Nutrition, and Food Sciences
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lovesong lovesong
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8 years ago
Which of the following is TRUE concerning expiration?
A) The ribs move upward and outward.
B) The diaphragm moves upward.
C) The intercostal muscles contract to force air out of the lungs.
D) The chest cavity increases in size.
Textbook 
Emergency Care

Emergency Care


Edition: 12th
Authors:
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sarasasarasa
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8 years ago
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lovesong Author
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#2
8 years ago
Yay! Makes total sense now, thank you.
wrote...
#3
8 years ago
Very happy to help and be part of the community.
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