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Home Q & A Board Biology-Related Homework Help General Biology
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malaka33 malaka33
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6 years ago
During rapid expulsion of air, which additional muscles are involved?
  a. neck muscles
  b. back muscles
  c. abdominal muscles
  d. pelvic muscles
  e. eye muscles

Question 2

During exhalation,
  a. the pressure in the thoracic cavity is less than the pressure within the lungs.
  b. the pressure in the thoracic cavity is greater than the pressure within the lungs.
  c. the diaphragm moves downward and becomes more flattened.
  d. the chest cavity volume increases.
  e. movement of the diaphragm is inhibited.
Textbook 
Human Biology

Human Biology


Edition: 10th
Authors:
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StewartStewart
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malaka33 Author
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#2
6 years ago
All correct!
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#3
6 years ago
Happy to help
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