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Krystenmcinnis Krystenmcinnis
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6 years ago
Which of the following mechanisms results in inhalation?
 
  1. The intercostal muscles relax.
  2. The ribs move inward.
  3. The diaphragm contracts.
  4. Pressure within the lungs raises above atmospheric pressure.
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jamieshae1jamieshae1
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Liarec
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6 years ago
Good timing, thanks!
paulinaibarra98
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Yesterday
Smart ... Thanks!
TAT1238
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2 hours ago
Thanks
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