10 Random Questions


In the diagram, point "X" represents a patient with severe left ventricular dysfunction. The points labeled 1, 2, and 3 each represent the results of a different therapeutic intervention. Which of the following represents the most likely intervention at each point?

ADVANCED Pharmacology & Pharmacokinetics Cardiac

Which of the following laboratory studies is the best indicator of reversal of the effects of warfarin?

BASIC Pharmacology & Pharmacokinetics

Which of the following findings is characteristic of whole blood preserved in CPD and stored at 4°C for one week?

BASIC Transfusions & Fluids

Peak airway pressure increases from 25 to 50 cmH2O when beginning right endobronchial ventilation with a right double-lumen tube. The most likely explanation for this increase is

ADVANCED Respiratory & Critical Care

Which of the following statements concerning cerebral vasospasm following intracranial hemorrhage is true?


A 58-year-old man undergoes repeat coronary artery bypass grafting. Which of the following is LEAST likely to decrease the need for exogenous blood transfusion?


A 69-year-old woman with mitral stenosis and atrial fibrillation is scheduled for mitral valve replacement and removal of a left atrial thrombus. After administration of pancuronium, heart rate increases to 140 bpm and blood pressure decreases to 70/40 mmHg. Which of the following is the LEAST appropriate treatment?

ADVANCED General Cardiac

A 16-year-old patient who sustained trauma is being resuscitated. In deciding whether to infuse lactated Ringer's solution or albumin, which of the following is true?


Diffuse microvascular bleeding is noted in a patient who has received 25 units of whole blood for a liver resection. Platelet count is 40,000/mm3, prothrombin time is 18 sec, activated partial thromboplastin time is 54 sec, and serum fibrinogen concentration is 60 mg/dl. The most likely cause of the bleeding is

BASIC Transfusions & Fluids

One hour after an open cholecystectomy, a 42-year-old patient is hemodynamically stable and breathing spontaneously (rate 10/min and regular) at an FiO2 of 0.4. Fentanyl, isoflurane, nitrous oxide, and pancuronium were used during the procedure. Analysis of arterial blood gases (pH, pCO2, pO2) is most likely to show:

BASIC Respiratory & Critical Care