10 Random Questions


A 5-month-old infant with tetralogy of Fallot is scheduled for elective inguinal herniorrhaphy. Which of the following would require the operation to be postponed?

ADVANCED Pediatric Cardiac

During repair for coarctation of the aorta in a healthy 13-year-old patient, right radial artery pressure increases from 100/60 to 105/70 mmHg after the aorta is cross clamped. This most likely indicates that

ADVANCED Cardiac

Which of the following is a known effect of propofol?

BASIC Pharmacology & Pharmacokinetics

During an otherwise uneventful nitrous oxide-sevoflurane anesthetic in a spontaneously breathing patient, 85% nitrous oxide is accidently administered, resulting in a PO2 of 48 mmHg. Which of the following would be expected?

BASIC Pharmacology & Pharmacokinetics

A 38-year-old woman with B-positive blood requires immediate blood transfusion during abdominal hysterectomy. No B-positive blood is available; O-negative blood is used. Three minutes after starting transfusion of packed red blood cells, the patient develops tachycardia, bronchospasm, and hypotension. Which of the following is the most likely cause?


A 32-year-old man who is addicted to opioids complains of pain in the PACU one hour after fixation of a mandibular fracture. He has received intravenous morphine 30 mg during the past hour. The most appropriate management is

BASIC Regional & Pain

Thirty-six hours after primary repair of meningomyelocele, a term newborn has frequent periods of apnea lasting 25 seconds and associated with oxygen desaturation to 80%. The most likely explanation is

ADVANCED Pediatric

Physiologically, coronary blood flow relates most directly to

BASIC Cardiac

Which Mapleson breathing circuit shown in the illustration permits the LEAST amount of fresh gas inflow to prevent rebreathing during spontaneous ventilation?

BASIC Equipment & Physics

Each of the following parameters of cerebral perfusion and metabolism is approximately equal to 50 EXCEPT

BASIC Neuro