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Unit 7a - Pharmacology Unit 7 Pharmacology Respiratory...

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Pharmacology Unit 7 Pharmacology Unit 7 Pharmacology Unit 7 Respiratory Antihistaminic And Gastrointestinal Drugs
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Objective 1 Objective 1 Describe the normal regulation of respiration including the location of the respiratory center and mechanisms which can modify its action.
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Respiratory Center Respiratory Center • Location: – Medulla Oblongata Mechanisms which can modify its action: – Higher brain centers – Sensory stimuli – Humoral changes stimulated by: decreased O 2 increased CO 2 acidosis (decreased pH) However, too much CO 2 for too long decreases sensitivity to CO 2 .
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