10 Random Questions


Which of the following statements concerning propofol is true?


An obese, 35-year-old man had an episode of coughing followed by vomiting during induction of anesthesia for arthroscopy of the left knee. Intense wheezing developed bilaterally over five minutes. PaO2 is 60 mmHg, PaCO2 is 42 mmHg, and pH is 7.35. Optimal management following intubation of the trachea includes

BASIC General

A 65-year-old man has a history of alcohol abuse. Which of the following preoperative serum concentrations would provide the best assessment of synthetic hepatic function?

BASIC General

Prolonged respiratory depression following administration of morphine is more likely in patients with chronic renal faillure than in patients with normal kidney function because of

BASIC Pharmacology & Pharmacokinetics

Which of the following statements concerning brain stem auditory evoked responses is true?

ADVANCED Neuro

A patient has a decrease in heart rate from 80 to 50 bpm and a decrease in blood pressure from 140/90 to 60/40 mmHg while in the recovery room after adrenalectomy for pheochromocytoma. The most appropriate treatment is administration of

ADVANCED General

An 8-kg, 5-month-old infant undergoes craniotomy for an arteriovenous malformation. During the procedure, severe hemorrhaging occurs and packed red blood cells 3 units are transfused rapidly. During infusion of the third unit, hypotension, nodal bigeminy, and prolongation of the QT interval are noted. The most appropriate management includes administration of

ADVANCED Transfusions & Fluids Pediatric

Left ventricular subendocardial perfusion pressure is best estimated by the difference between

BASIC General

A 70-year-old man with stable angina is scheduled for cataract removal with a retrobulbar block. After injection of 5 ml of 0.75% bupivacaine, heart rate decreases from 90 to 55 bpm, and frequent premature ventricular contractions are noted on the EKG. These changes are most likely caused by

ADVANCED Regional & Pain

Local anesthetics block nerve conduction by

BASIC Pharmacology & Pharmacokinetics