10 Random Questions


Which of the following postoperative treatments decreases the risk for deep venous thrombosis?

ADVANCED General

Cerebral blood flow is decreased by

BASIC Neuro

A 67-kg, 52-year-old man is undergoing heart transplantation. After implantation of the donor heart and discontinuation of cardiopulmonary bypass, isoproterenol is administered intravenously to maintain heart rate greater than 100 bpm. During the next 10 minutes, blood pressure decreases from 105/55 mmHg to 75/40 mmHg. Heart rate is 102 bpm and cardiac output is 5.8 L/min. The most appropriate management is administration of

ADVANCED Cardiac

A patient sustains cardiac arrest while being mechanically ventilated. Which of the following is the most likely effect on PetCO2?

BASIC Respiratory & Critical Care

A previously healthy 28-year-old man is admitted to the emergency department with a probable opioid overdose. Arterial blood gas values are: PaO2 49 mmHg, PaCO2 76 mmHg, and pH 7.12 while breathing room air. Which of the following statements is true?

BASIC Respiratory & Critical Care

A 30-year-old woman is undergoing laparoscopic tubal ligation. Thirty minutes after induction of general anesthesia, arterial oxygen saturation has decreased to 89%. Arterial blood gases at an FiO2 of 1.0 are PaO2 63 mmHg and PaCO2 40 mmHg; PetCO2 is 32 mmHg. Which of the following is the most likely cause?

BASIC Respiratory & Critical Care General

Which of the following statements concerning the choice of nitroprusside or nitroglycerin to induce deliberate hypotension is true?


If the low-pressure alarm of an anesthesia circuit is broken, which of the following monitors will provide the earliest indication of a disconnected ventilator hose?

BASIC Equipment & Physics

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

BASIC Pharmacology & Pharmacokinetics

Blind nasotracheal intubation is contraindicated in the presence of

BASIC Respiratory & Critical Care