Regulation of respiration

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Regulation of respiration
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Respiratory Structures in the Brainstem Video
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Video
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• Location of the carotid and aortic bodies. Note
  that each carotid body is quite close to a
  carotid sinus, the major arterial baroreceptor.
• Both right and left common carotid bifurcations
  contain a carotid sinus and a carotid body.

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• Pathways by which increased arterial PCO2
  stimulates ventilation.
• Note that the peripheral chemoreceptors are
  stimulated by an increase in H concentration,
  whereas they are also stimulated by a decrease in
  PO2.
• Video

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Summary of factors that stimulate ventilation
during exercise
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Ventilation changes during exercise. Note (1) the
abruptincrease at the onset of exercise and (2)
the equally abruptbut larger decrease at the end
of exercise.
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Video