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Home Q & A Board Biology-Related Homework Help Genetics and Developmental Biology
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Laney2623 Laney2623
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6 years ago
During inspiration, muscular contraction of the diaphragm causes air to move into the lung. The mechanism that drives air movement during inspiration results in a(n):
 
  a. decrease in intra-alveolar pressure and shortening of the rib cage.
  b. decrease in the size of the thorax and alveolar expansion.
  c. increase in the size of the thorax and decrease in intrapleural pressure.
  d. increase in atmospheric pressure and intrapleural pressure.
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EmilyMM265EmilyMM265
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6 years ago
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Laney2623 Author
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#2
6 years ago
A+ for you my friend
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