10 Random Questions


During laser microsurgery of the larynx, a rubber endotracheal tube wrapped with aluminum-foil tape starts to smolder and give off smoke. The first step is to


When treating reflex sympathetic dystrophy of an arm, which of the following is the best indicator of a successful sympathetic blockade?


A healthy, spontaneously breathing, supine, anesthetized patient has a PaCO2 to PetCO2 difference of 3 mmHg. Following institution of mechanical ventilation the value increases to 12 mmHg. The most likely cause of this change is

BASIC Respiratory & Critical Care

At induction, the inspired concentration of a volatile anesthetic agent will approach its dialed concentration most rapidly if


Intraoperative heat loss in an unclothed, undraped patient is caused primarily by

BASIC General

One day after a vaginal hysterectomy under epidural anesthesia, a patient has numbness and inability to dorsiflex the right foot. Her legs were placed in leg holders during the operation. The most likely cause is

ADVANCED Regional & Pain

A 70-year-old man has a pacemaker set at VOO mode at 70 bpm with temporary atrial and ventricular wires placed prior to separation from cardiopulmonary bypass. Fifteen minutes after separation, he develops atrial fibrillation with a ventricular response of 80 to 100 bpm. Which of the following ECG findings is most likely?


In a patient with peripheral vascular disease, the most likely result of lumbar sympathetic block is

ADVANCED Regional & Pain

Which of the following is the most frequent cause of hemorrhagic diathesis after administration of 20 units of CPD-stored blood over six hours?

BASIC Transfusions & Fluids

Which of the following statements concerning functional residual capacity is true?

BASIC Respiratory & Critical Care