Select the Primary Reason Why the Use of Ketamine Would

question 8

Multiple Choice

Select the primary reason why the use of ketamine would be contraindicated in patients with a history of hypertension.

• A) Ketamine stimulates the sympathetic nervous system, leading to elevated blood pressure and heart rate during the anesthesia.
• B) Ketamine competitively inhibits the activity at the benzodiazepine recognition site on the GABA receptor, leading to elevated blood pressure and heart rate.
• C) Ketamine activates the alpha₂ adrenergic receptors in the CNS and inhibits sympathetic activity, resulting in increased blood pressure and heart rate.
• D) None of these are correct.

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