10 Random Questions


Which of the following statements regarding carbon monoxide poisoning is true?

ADVANCED Respiratory & Critical Care General

Which of the following is LEAST likely to decrease myocardial oxygen supply?


Fresh frozen plasma is indicated in each of the following situations EXCEPT

BASIC Transfusions & Fluids

A 2.8-kg newborn undergoes repair of a moderate-sized omphalocele. Intravenous fluid is administered at 14 mL/hr. Forty-five minutes after beginning surgery and before reduction of the omphalocele, arterial blood pressure decreases from 80/40 to 55/30 mmHg. SaO2 is 98% at an FiO2 of 0.5. Breath sounds are equal bilaterally. Which of the following is the most likely explanation for the decrease in blood pressure?

ADVANCED Pediatric

Which of the following is described by the standard deviation during analysis of the results of a clinical study?

BASIC General

An arterial blood sample is obtained from a patient undergoing hypothermic cardiopulmonary bypass at 28 C. Analysis at 37 C shows a pH of 7.40 and PaCO2 of 40 mmHg. Which of the following values are most likely if the analysis is corrected to 28 C?

ADVANCED Equipment & Physics Cardiac

The primary determinant of the duration of an intravenous regional block sufficient to provide surgical anesthesia of an upper extremity is

ADVANCED

A 37-year-old woman with pregnancy-induced hypertension develops oliguria two hours after cesarean delivery during epidural .anesthesia. Despite infusion of 2000 mL of crystalloid solution, urine output remains 10 mL/hr. Which of the following laboratory findings is most suggestive of acute tubular necrosis?


Which of the following situations is most likely related to paraplegia following repair of a descending thoracic aortic aneurysm?

ADVANCED General

Fentanyl-induced bradycardia is

BASIC Pharmacology & Pharmacokinetics