10 Random Questions


Following induction of general anesthesia, mask ventilation and the initial attempt at intubation is unsuccessful. Which of the following procedures is most appropriate?

BASIC General

Compared with the demand-flow intermittent mandatory ventilation (IMV) system, the continuous-flow IMV system has which of the following characteristics?


In a patient with sickle cell anemia, which of the following is LEAST likely to trigger sickling?


Addition of 20 cm H2O positive end-expiratory pressure to a patient receiving controlled mechanical ventilation decreases cardiac output and left ventricular function by

BASIC Cardiac

A 31-year-old man received an uneventful epidural anesthetic for arthroscopy of the knee and meniscectomy. Twenty-four hours later he still has painless flaccid paralysis in both legs. This clinical presentation is most consistent with

ADVANCED Regional & Pain

Which of the following is a side effect of beta-adrenergic blockade?

BASIC Pharmacology & Pharmacokinetics

Which of the following statements concerning myasthenia gravis is true?

ADVANCED General

During laser excision of a vocal cord polyp, the tracheal tube ignites. Which of the following is the most appropriate next step?

ADVANCED Equipment & Physics General

In an anesthetized patient being mechanically ventilated, end-expired carbon dioxide is 58 mmHg and peak inspiratory airway pressure is 15 cmH20. Ventilator settings indicate a delivered tidal volume of 800 ml, but the expiratory flowmeter shows a tidal volume of 360 ml. Which of the following is the most likely cause of this discrepancy?


Cessation of smoking on the day prior to an operation is associated with a perioperative

BASIC Respiratory & Critical Care