10 Random Questions


Which of the following will result in the largest change in oxygen content?

BASIC General

Which of the following best explains why neonates are at greater risk than adults for hypothermia during surgical procedures?

ADVANCED Pediatric

Compared with halothane, desflurane has which of the following characteristics?

BASIC Pharmacology & Pharmacokinetics

Epidural block is safer at the L3-L4 interspace than at the T12-L1 interspace because of the location of the

BASIC Regional & Pain

A 69-year-old woman with mitral stenosis and atrial fibrillation is scheduled for mitral valve replacement and removal of a left atrial thrombus. After administration of pancuronium, heart rate increases to 140 bpm and blood pressure decreases to 70/40 mmHg. Which of the following is the LEAST appropriate treatment?

ADVANCED General Cardiac

A moderately obese 38-year-old woman is using patient-controlled morphine analgesia one day after open cholecystectomy. While breathing room air, oxygen saturation is 85%, Pa02 is 48 mmHg, PaC02 is 42 mmHg, and pH is 7.36. In addition to administration of oxygen, the most effective management is to


Which of the following is the most important function of temperature compensation in anesthetic vaporizers?

BASIC Equipment & Physics

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?


When performed with identical doses, which of the following types of regional block is associated with the highest plasma concentration of the drug?

ADVANCED Regional & Pain

After brachial plexus block via an axillary approach, a patient has sensation on the dorsum of the second and third digits and is able to extend the distal phalanx of the thumb. To block the unaffected nerve, anesthetic should be injected at which of the following sites?