10 Random Questions


Which of the following statements concerning relationships among alveolar pressure, volume, and surface tension is true?

BASIC Respiratory & Critical Care

A 32-year-old patient with end-stage renal failure has irreversible neuromuscular blockade two hours after tracheal intubation with a muscle relaxant. Which of the following is the most likely cause?

BASIC Pharmacology & Pharmacokinetics

During frontal craniotomy for removal of an astrocytoma, the surgeon notes that the brain is "tight." The patient is receiving nitrous oxide 50% in oxygen, isoflurane 0.5%, fentanyl, and pancuronium. Heart rate is 92 bpm, blood pressure is 110/60 mmHg, end-tidal carbon dioxide tension is 31 mmHg, and oxygen saturation is 98%. The most appropriate initial treatment is to


The potency of an inhalational anesthetic correlates best with its


During apneic oxygenation (FiO2 1.0) through a rigid bronchoscope

BASIC Respiratory & Critical Care

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

BASIC Pharmacology & Pharmacokinetics

Which of the following findings is most likely in a 3-year-old child who has a secundum-type atrial septal defect with a 2:1 left-to-right shunt?

ADVANCED Pediatric

Which of the following antihypertensive drugs is most likely to cause bradycardia?


A healthy, 18-year-old, 65-kg woman undergoing diagnostic laparoscopy is being monitored with a properly functioning and calibrated capnograph. The end-tidal carbon dioxide concentration is 6%, and the inspired carbon dioxide concentration is 1%. This may be caused by each of the following EXCEPT

BASIC Equipment & Physics

The acute onset of hypotension without a decrease in mixed venous oxygen saturation is most likely associated with the onset of

ADVANCED Respiratory & Critical Care General