Principles of Animal Physiology
Principles of Animal Physiology
Principles of Animal Physiology
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<strong>Principles</strong> <strong>of</strong> <strong>Animal</strong> <strong>Physiology</strong><br />
Respiratory System<br />
Control <strong>of</strong> Respiration<br />
▪ Central Chemoreceptors<br />
▸ Mediate response by changes in PCO 2 and H +<br />
▸ Arterial PCO 2 crosses BBB → CSF PCO 2<br />
▸ In CSF: CO2 + H2O → H + + HCO -<br />
3<br />
▸ H + ▸ H causes ↑ ventilation<br />
* H + ▸ * H d tdiff BBB<br />
+ do not diffuse across BBB
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