10 Random Questions


Each of the following indicates a hemolytic transfusion reaction in an anesthetized patient EXCEPT

ADVANCED Transfusions & Fluids

A multi-orifices right heart catheter is being positioned by EKG control prior to sitting craniotomy. The EKG tracing is obtained between the distal tip of the catheter and the right arm lead. The most appropriate next step is to

ADVANCED Equipment & Physics Neuro

Five minutes after initiating one-lung ventilation using a double-lumen endobronchial tube, a 70-year-old patient has a decrease in Sp02 from 99% to 90%. Tidal volume and respiratory rate are unchanged. Fiberoptic bronchoscopy verifies appropriate positioning of the tube. Which of the following is the most likely cause of the desaturation?

ADVANCED General Respiratory & Critical Care

The most likely effect of a celiac plexus block for an abdominal operation is

ADVANCED Regional & Pain

Cholinergic receptor blockade


A 64-year-old, 70-kg woman treated with lithium for manic-depressive psychosis is given methohexital 90 mg and succinylcholine 35 mg intravenously for electroconvulsive therapy. Ten minutes later she remains sedated and the peripheral nerve stimulator shows a decreased twitch response. The most likely explanation is

ADVANCED Pharmacology & Pharmacokinetics

Administration of magnesium sulfate for treatment of preeclampsia results in a decreased dose requirement for each of the following drugs EXCEPT

ADVANCED OB

A 20-year-old woman with poorly controlled diabetes mellitus is scheduled for urgent drainage of an abdominal abscess. She received an initial dose of regular insulin 10 units followed by regular insulin 5 units/hr for the past five hours. Laboratory studies show serum sodium concentration 128 mEq/L, potassium 5.4 mEq/L, chloride 80 mEq/L, and glucose 750 mg/dl. The most appropriate perioperative management is

ADVANCED General

A patient with lumbar disk disease requires lumbar epidural injection of a corticosteroid for control of low back pain. Which of the following statements concerning this treatment is true?


The portion of the infant airway with the smallest cross-sectional area occurs at the level of the

ADVANCED Pediatric