Question
A 45-year-old man is brought to the emergency department
with mental obtundation. He is found to have a blood pressure of 220/160 and retinal hemorrhages. Which one of the
following is used in severe hypertensive emergencies, is shortacting, acts on a G protein-coupled receptor, and must be
given by intravenous infusion?
(A) Aliskiren
(B) Captopril
(C) Fenoldopam
(D) Hydralazine
(E) Losartan
(F) Metoprolol
(G) Nitroprusside
(H) Prazosin
(I) Propranolol
with mental obtundation. He is found to have a blood pressure of 220/160 and retinal hemorrhages. Which one of the
following is used in severe hypertensive emergencies, is shortacting, acts on a G protein-coupled receptor, and must be
given by intravenous infusion?
(A) Aliskiren
(B) Captopril
(C) Fenoldopam
(D) Hydralazine
(E) Losartan
(F) Metoprolol
(G) Nitroprusside
(H) Prazosin
(I) Propranolol
Answers
GPT 3.5
(G) Nitroprusside
Nitroprusside is a vasodilator that is used in severe hypertensive emergencies due to its rapid onset of action. It acts on a G protein-coupled receptor and must be given by intravenous infusion to quickly lower blood pressure.
Nitroprusside is a vasodilator that is used in severe hypertensive emergencies due to its rapid onset of action. It acts on a G protein-coupled receptor and must be given by intravenous infusion to quickly lower blood pressure.