Exam 8: Adrenoceptor Agonists

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A patient with heart failure is given an intravenous dobutamine infusion to reduce impedance to left ventricular ejection.Which receptors mediate this effect of dobutamine?

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E

A patient in the intensive care unit is given dexmedetomidine.Which therapeutic outcome may result from this medication?

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B

Phenylephrine is contained in many nasal decongestant products.Which action contributes to its therapeutic effect?

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C

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