10 Random Questions


A 21-year-old athlete has laryngospasm following extubation after undergoing repair of an inguinal hernia during general anesthesia. Bag and mask ventilation relieves the patient's symptoms. In the PACU 15 minutes later, he has dyspnea; Sp02 is 85% at an Fl02 of .40. Which of the following is the most likely cause?


If minute ventilation is held constant, which of the following is LEAST likely to alter PaCO2?

BASIC Respiratory & Critical Care

Which of the following drugs increases gastric pH while decreasing gastric volume?


A Fluotec vaporizer is set to administer halothane 4% using a fresh gas flow of 4 L/min. If the diluent gas flow is increased to 8 L/min, and at the same time the room temperature increases from 20 to 25°C, the approximate concentration of halothane delivered to the patient would be

BASIC Equipment & Physics

During carotid endarterectomy, which of the following EEG patterns is most suggestive of cerebral ischemia?


Which of the following statements concerning use of a Bain circuit is true?

BASIC Equipment & Physics

Local anesthetics block nerve conduction by

BASIC Pharmacology & Pharmacokinetics

Following transfusion of packed red blood cells during general anesthesia, the patient's blood pressure decreases, heart rate and temperature increase, and hemoglobinuria and diffuse oozing are observed. Which of the following is the most appropriate first step in management?

BASIC Transfusions & Fluids General

Each of the following indicates a hemolytic transfusion reaction in an anesthetized patient EXCEPT

ADVANCED Transfusions & Fluids

A 52-year-old man develops oliguria 24 hours after left hemicolectomy. Urinalysis shows a specific gravity of 1.028, an osmolality of 650 mOsm/L, and a sodium concentration of 10 mEq/L. Which of the following is the most likely diagnosis?