Q:

When is the respiratory centre of the brain stimulated to increase ventilation? When

waelhammad
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2022-10-19
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When is the respiratory centre of the brain stimulated to increase ventilation? When

  1. plasma CO 2 concentration increases
  2. plasma pH increases
  3. plasma O 2 concentration decreases
  4. plasma HCO 3 − decreases
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waelhammad
2022-10-19
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A: Concentration of carbon dioxide in plasma stimulates ventilation. The presence of more carbon dioxide would tend to decrease pH were it not for the buffers in blood.

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