10 Random Questions


A normal adult is receiving general anesthesia via a standard circle system and controlled ventilation. Mass spectrometer data are shown. Which event is most compatible with these data?

BASIC Equipment & Physics

Each of the following values is associated with acute tubular necrosis EXCEPT

BASIC General

The induction dose of thiopental should be decreased in each of the following situations EXCEPT


During transurethral resection of the prostate, intravascular absorption of glycine irrigant most commonly produces

ADVANCED General

A 157 cm (5 ft 2 in), 180-kg, 40-year-old woman has a PaO2 of 65 mmHg, a PaCO2 of 38 mmHg, and a pH of 7.43 while breathing room air preoperatively. The most likely cause of these values is

BASIC Respiratory & Critical Care

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?


Trimethaphan causes each of the following EXCEPT

BASIC Pharmacology & Pharmacokinetics

Which of the following is an effect of clonidine?

BASIC Pharmacology & Pharmacokinetics

A 70-kg man with ischemic heart disease is undergoing abdominal aortic aneurysm resection. At the time of infrarenal cross-clamping, 0.2-mV ST-segment depression appears on lead V5 of the ECG. Hemodynamic changes occurring at the same time are shown below. Systemic blood pressure 90/50 --> 150/90; Heart rate 80 --> 95; PAp 20/10 --> 45/24; Mean pulmonary artery occlusion pressure (mmHg) 10 --> 23; Cardiac output (L/min) 4.5 --> 3.2. Ischemia would be decreased by restoring the pre-clamp level of each of the following EXCEPT

ADVANCED General

Initiation of positive pressure mechanical ventilation is LEAST likely to decrease cardiac output in patients with which of the following conditions?

BASIC Respiratory & Critical Care General