10 Random Questions


Which of the following statements concerning the pharmacokinetics of local anesthetics is true?

BASIC Pharmacology & Pharmacokinetics

Which of the following nerves should be blocked for an operation at the medial aspect of the lower leg?


With respect to mechanical ventilation, which of the following statements concerning the portion of tidal volume known as compression volume is true?

BASIC Equipment & Physics

Which of the following is more likely to occur with use of trimethaphan to induce hypotension than with use of nitroprusside?


In a patient with a history of grand mal seizures, which of the following is most useful in distinguishing a seizure from normal anesthetic emergence?


In a patient with adult respiratory distress syndrome who is being mechanically ventilated, which of the following findings indicates the most severe disease?

ADVANCED Respiratory & Critical Care

A 10-week-old infant born at 28 weeks gestation is scheduled for elective repair of bilateral inguinal hernias. It is most appropriate to

ADVANCED Pediatric

With an interscalene brachial plexus block

ADVANCED Regional & Pain

A 60-year-old woman who is taking propranolol for hypertension and is allergic to penicillin is anesthetized with thiopental and halothane for resection of an abdominal aortic aneurysm. Shortly after intubation she is given vancomycin 500 mg intravenously, after which her blood pressure decreases from 140/80 to 70/50 mmHg while her heart rate remains steady at 64 bpm. The most likely explanation for the decrease in blood pressure is


A 60-year-old man undergoing resection of an abdominal aortic aneurysm has an increase in measured mixed venous oxygen saturation from 70% to 90%. Which of the following is the most likely cause?