10 Random Questions


In normal tissue, which property of drugs has the greatest effect on the speed of onset of a local anesthetic?

BASIC Pharmacology & Pharmacokinetics

During laser excision of vocal cord polyps in a 5-year-old boy, dark smoke suddenly appears in the surgical field. The trachea is intubated and anesthesia is being maintained with halothane, nitrous oxide, and oxygen. The most appropriate initial step is to

ADVANCED Equipment & Physics General Pediatric

A 30-year-old woman has difficulty talking 15 minutes after initiation of interscalene block for closed reduction of a dislocated shoulder. The most likely cause is

ADVANCED Regional & Pain

Which of the following findings necessitates the preoperative insertion of a ventricular pacemaker in a 48-year-old man scheduled to undergo cholecystectomy?

ADVANCED Cardiac

An infant with congenital lobar emphysema is scheduled for thoracotomy. Which of the following should be included in the anesthetic management of this infant?

ADVANCED Pediatric

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

Which of the following statements concerning nalbuphine is true?


A 66-year-old man with chronic obstructive pulmonary disease who underwent colectomy 12 hours ago has been receiving an epidural infusion of fentanyl at a rate of 100 mcg/hr. Which of the following is LEAST likely to develop?

BASIC Pharmacology & Pharmacokinetics

A patient has hoarseness after undergoing surgery involving the aortic arch. The most likely cause is an injury to which of the following nerves?

ADVANCED General Regional & Pain

Local anesthetics block nerve conduction by

BASIC Pharmacology & Pharmacokinetics