10 Random Questions


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?


Following delivery with pudendal block, a patient requires anesthesia for removal of a retained placenta. The most appropriate anesthetic is

ADVANCED OB

Which of the following statements concerning hyperkalemia after succinylcholine administration to a patient with a spinal cord injury is true?

BASIC Pharmacology & Pharmacokinetics

Which of the following is the most likely cause of the rapid onset of local anesthesia when sodium bicarbonate is added to lidocaine?

BASIC Pharmacology & Pharmacokinetics

Which of the following malfunctions causes the line isolation monitor to alarm?

BASIC Equipment & Physics

Which of the following statements concerning the ventilatory effects of inhalational anesthesia is true?


A 29-year-old man who has been nasotracheally intubated for two weeks following a motor vehicle accident has a fever (39C) and a constant headache. Leukocyte count is 18,000/mm3. The most likely cause is

ADVANCED Respiratory & Critical Care

During induced hypotension for clipping of a cerebral aneurysm in a 20-degree head-up position, the arterial pressure transducer should be zero referenced at which level?


Anesthesia for vaginal delivery is provided by block of spinal segments


Addition of 20 cmH2O positive end-expiratory pressure to a patient receiving controlled mechanical ventilation decreases cardiac output and left ventricular function by

BASIC Respiratory & Critical Care General Cardiac