10 Random Questions


Ninety minutes after administration of succinylcholine 1 mg/kg to a 28-year-old woman, the train-of-four shows a T4:T1 ratio of 25%. This is most consistent with

BASIC Pharmacology & Pharmacokinetics

Which of the following statements concerning postspinal headache is true?

ADVANCED Neuro Regional & Pain

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


To detect the delivery of hypoxic gas mixture, the optimal location for an oxygen analyzer in this circle is

BASIC Equipment & Physics

Each of the following is a characteristic of prostaglandin E1 (alprostadil) pharmacology in an infant EXCEPT:

ADVANCED Pharmacology & Pharmacokinetics Pediatric

A woman is undergoing a repeat cesarean delivery at term following a normal pregnancy. Anesthesia consists of thiopental 250 mg, succinylcholine infusion (180 mg in 20 minutes), nitrous oxide and oxygen (7:3 L/min) until delivery. Twenty minutes after the incision a floppy newborn with a 1-minute Apgar score of 5 is delivered. The most likely explanation for the infant's condition is

ADVANCED OB

Cerebral blood flow is decreased by

BASIC Neuro

Which of the following is greater in an obese patient than in a nonobese patient of equal height?


Neurolytic block is most appropriate for

ADVANCED Regional & Pain

A 26-year-old woman is hospitalized in early labor at 38 weeks' gestation. Vaginal bleeding occurred prior to admission. Systemic blood pressure remains 140/80 mmHg during intravenous infusion of fluids. Which of the following factors would contraindicate epidural anesthesia for labor at this time?