10 Random Questions


In a healthy 70-kg adult, which of the following is the most likely effect of intravenous administration of morphine 10 mg on ventilatory responses?


Alveolar dead space is decreased by

BASIC Respiratory & Critical Care

With long-term administration, which of the following drugs produces the most prolonged sedative effect of diazepam?


If minute ventilation is held constant, which of the following is LEAST likely to alter PaCO2?

BASIC Respiratory & Critical Care

An infant with congenital lobar emphysema is scheduled for thoracotomy. Which of the following should be included in the anesthetic management of this infant?

ADVANCED Pediatric

A 4-month-old child undergoing a craniectomy for craniosynostosis is anesthetized with nitrous oxide and halothane. Suddenly the systolic blood pressure decreases from 75 to 30 mmHg, and the PetCO2 decreases from 35 to 6 mmHg. Which of the following maneuvers is LEAST likely to have a beneficial effect?

ADVANCED Pediatric Neuro

Which of the following pre-existing conditions predisposes to new-onset third-degree heart block during pulmonary artery catheterization?

ADVANCED General Cardiac

The shorter duration of action of alfentanil relative to fentanyl is due to its


A 60-year-old man undergoing resection of an abdominal aortic aneurysm has an increase in measured mixed venous oxygen saturation from 70% to 90%. Which of the following is the most likely cause?


Ten days after sustaining burns over 40% of his body surface area, a patient requires greater than expected doses of vecuronium for adequate relaxation of skeletal muscle. The primary cause is increased

BASIC Pharmacology & Pharmacokinetics