10 Random Questions


A 32-year-old woman is anesthetized for suboccipital craniotomy. During positioning, the capnograph shows an abrupt decrease in the slope of the expiratory upstroke. Which of the following is the most likely cause?

ADVANCED Equipment & Physics Neuro

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


Which of the following is the most appropriate drug to treat hypotension in patients with asymmetric septal hypertrophy (IHSS)?

ADVANCED Cardiac

Which of the following detects the smallest volume of venous air embolization?

ADVANCED Equipment & Physics Neuro

A previously healthy 46-year-old woman has severe substernal chest pain one hour after receiving morphine sulfate 10 mg intramuscularly for an elective cholecystectomy. Vital signs, SpO2, and findings on a five-lead ECG on the operating room monitor are within normal limits. Which of the following is the most appropriate next step?

BASIC Pharmacology & Pharmacokinetics General

The low fetal/maternal plasma ratio of bupivacaine compared with lidocaine is due to

ADVANCED OB Pharmacology & Pharmacokinetics

A 62-year-old man, who had a myocardial infarction three years ago, complicated by congestive heart failure and renal failure, is undergoing a colectomy. A pulmonary artery catheter demonstrates a cardiac output higher than measurements recorded during a cardiac catheterization two months after the infarction. Which of the following most likely contributes to the increased cardiac output?


The most important cause of hypotension that occurs normally at initiation of cardiopulmonary bypass is


A patient receives an emergency transfusion of three units of O, Rh-negative blood for profuse hemorrhaging. If his blood type is AB, Rh-negative, which of the following is most appropriate for continuing transfusion?

BASIC Transfusions & Fluids

The duration of action of an induction dose of thiopental is determined primarily by its

BASIC Pharmacology & Pharmacokinetics