Q:

When the diaphragm contracts which of the following will happen in the lungs?

waelhammad
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2022-10-19
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When the diaphragm contracts which of the following will happen in the lungs?

  1. air pressure will increase, volume will decrease and exhalation will occur.
  2. air pressure will decrease, volume will increase and exhalation will occur.
  3. air pressure will decrease, volume will increase and inhalation will occur.
  4. air pressure will increase, volume will increase and inhalation will occur.
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waelhammad
2022-10-19
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C: Contracting the diaphragm will increase the volume of the lungs, which will decrease the pressure of the contained air. Consequently air from the room will be pushed into the lungs (inhalation occurs).

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