10 Random Questions


Which of the following findings necessitates the preoperative insertion of a ventricular pacemaker in a 48-year-old man scheduled to undergo cholecystectomy?

ADVANCED Cardiac

Compared with the adult airway, the airway of an infant is characterized by

ADVANCED Pediatric

The effect of neomycin at the neuromuscular junction is

ADVANCED Pharmacology & Pharmacokinetics

An oxygen-driven anesthesia ventilator with a bellows that ascends during exhalation develops a small hole in the bellows. Which of the following is the most likely effect?


The recommended agent for decontamination of anesthetic equipment splattered with blood containing HIV is


Pain and spasm due to injury of the deltoid muscle is most effectively relieved by


Cholinergic receptor blockade


When performed with identical doses, which of the following types of regional block is associated with the highest plasma concentration of the drug?

ADVANCED Regional & Pain

Four hours after open cholecystectomy, a patient who is breathing spontaneously has an SpO2 of 93% in the supine position and an SpO2 of 98% when placed in the head-up position. The most likely cause of this change is an increase in which of the following?

BASIC Respiratory & Critical Care

A 25-year-old woman is admitted to the hospital in the early stages of labor at term. Initial hematocrit is 33%. Which of the following is the most likely cause of the hematocrit value?

ADVANCED OB