10 Random Questions


An apneic adult is receiving an oxygen flow of 4 L/min through a rigid bronchoscope. After five minutes of apnea, which of the following findings is most likely?

BASIC Respiratory & Critical Care

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


Peak airway pressure increases from 25 to 50 cmH2O when beginning right endobronchial ventilation with a right double-lumen tube. The most likely explanation for this increase is

ADVANCED Respiratory & Critical Care

Which of the following inhalational anesthetics best relieves left ventricular outflow obstruction in a patient with hypertrophic obstructive cardiomyopathy (IHSS)?


A patient is bleeding excessively after routine transurethral resection of the prostate. Re-exploration discloses diffuse oozing. The most appropriate management is administration of

ADVANCED General

Pulmonary artery diastolic pressure is an unreliable indicator of left ventricular end-diastolic pressure in patients with

ADVANCED Equipment & Physics Cardiac

The flow-volume loop shown is most likely from a patient with which of the following?

BASIC Respiratory & Critical Care

During acute normovolemic hemodilution in an adult, which of the following compensatory mechanisms is most important in maintaining tissue oxygenation?

BASIC General

A patient being mechanically ventilated in the ICU requires wound debridement twice daily. Each of the following agents would be appropriate for induction of brief general anesthesia EXCEPT

BASIC General

Each of the following statements concerning norepinephrine is true EXCEPT:

BASIC Pharmacology & Pharmacokinetics