10 Random Questions


Which of the following is most responsible for the duration of action of local anesthetics?

BASIC Pharmacology & Pharmacokinetics Regional & Pain

The second gas effect refers to

BASIC Pharmacology & Pharmacokinetics

During axillary block of the brachial plexus, which nerve is most likely to be encountered if the needle is inserted through the posterior wall of the artery?

ADVANCED Regional & Pain

A 75-year-old man with aortic stenosis and coronary artery disease has a preinduction heart rate of 68 bpm and blood pressure of 125/70 mmHg. After induction of anesthesia with fentanyl, midazolam, and pancuronium, heart rate is 90 bpm and blood pressure is 85/45 mmHg. ECG shows a new ST-segment elevation in lead II. Which of the following is the most appropriate initial management?

ADVANCED General

Which of the following should be included in the preoperative management of a 12-year-old patient with Duchenne muscular dystrophy who is unable to ambulate?

ADVANCED Pediatric

An anesthesia machine is set to deliver oxygen 2 L/min, nitrous oxide 2 L/min, and sevoflurane. After 30 minutes of stable anesthesia, which of the following, is the most likely cause of a decrease in the oxygen analyzer reading from 50% to 30%?

BASIC Equipment & Physics

A patient has pain in the left thoracic wall associated with metastatic rib lesions. An intrathecal neurolytic block with 6% phenol in glycerin is planned for pain relief. Prior to performing the block, the patient should be placed in which of the following positions?

ADVANCED Regional & Pain

Which of the following is the most likely effect of long-term exposure to nitrous oxide at a concentration of 50 ppm?


Which of the following spirometric tests is most likely to be accurate in a patient with severe pain?

BASIC Respiratory & Critical Care Regional & Pain

Deliberate hypothermia and circulatory arrest is planned for clipping of a giant basilar artery aneurysm. Which of the following statements is true?

ADVANCED Neuro