10 Random Questions


During induction of anesthesia in a 70-year-old man with aortic stenosis, the blood pressure decreases from 140/ 80 to 70/45 mmHg as the cardiac rhythm changes from normal sinus at 70 bpm to junctional at 120 bpm. The most appropriate initial therapy would be

BASIC Pharmacology & Pharmacokinetics General Cardiac

Block of the superficial cervical plexus is performed at which location?

ADVANCED Regional & Pain

A 26-year-old patient with multiple trauma is admitted to the intensive care unit postoperatively. The early development of polyuria, hypotension, low urine sodium excretion, high serum osmolality, and normal serum creatinine concentration is best explained by

ADVANCED General

Which of the following statements concerning hyperkalemia after succinylcholine administration to a patient with a spinal cord injury is true?

BASIC Pharmacology & Pharmacokinetics

Evaluation of a postoperative neurologic deficit discloses inability to oppose the thumb and little finger, weakness of abduction of the thumb, and loss of flexion of the distal phalanx of the index finger. This problem is most likely related to


The human immunodeficiency virus (HIV)

BASIC General

Which of the following changes in pulmonary function best explains the more rapid rate of rise of alveolar concentration of volatile anesthetics in pregnant women than in nonpregnant women?

ADVANCED Respiratory & Critical Care OB

Each of the following changes is expected with deliberate hypothermia EXCEPT

BASIC General Cardiac

A patient receiving mechanical ventilation with oxygen 60% postoperatively has a PaO2 of 160 mmHg and a PaCO2 of 38 mmHg. One hour later, with mechanical ventilation unchanged, the PaO2 is 150 mmHg and PaCO2 is 48 mmHg. The most likely cause of these changes is

BASIC Respiratory & Critical Care General

One week after sustaining third-degree burns over 40% of his body surface area, a patient requires general anesthesia for debridement and skin grafting. Which of the following responses to neuromuscular blockers is most likely?

ADVANCED Pharmacology & Pharmacokinetics