10 Random Questions


The need for increased doses of nondepolarizing muscle relaxants in patients with extensive burns is best explained by

BASIC Pharmacology & Pharmacokinetics

Compared with adults, neonates are more likely to become hypoxemic following anesthesia and extubation because of a relatively

ADVANCED Pediatric

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 the most likely adverse effect of prolonged intravenous administration of nitroglycerin?

BASIC Pharmacology & Pharmacokinetics

A 1-month-old infant becomes hypoxemic faster during apnea than an adult. Which of the following is the primary cause of this difference?

ADVANCED Respiratory & Critical Care Pediatric

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

BASIC Equipment & Physics

A 72-year-old patient who takes levodopa and carbidopa is undergoing colon resection. Metoclopramide is administered preoperatively and anesthesia is maintained with proposal, fentanyl, and nitrous oxide, with vecuronium for muscle relaxation. Fifteen minutes after reversal of muscle relaxation with neostigmine and atropine and tracheal extubation, the patient has dyspnea and muscular rigidity. Which of the following is the most likely cause?

BASIC Pharmacology & Pharmacokinetics

A patient with uremia is scheduled for emergency surgery. Bleeding time is 18 minutes. The most appropriate initial treatment is

BASIC General Transfusions & Fluids

Which of the following is a manifestation of preeclampsia?

ADVANCED OB

An infant is delivered by forceps following labor in which variable decelerations were noted. Amniotic fluid was clear. Initial evaluation shows a cyanotic, limp infant with a heart rate of 80 bpm, poor respiratory efforts, and grimacing in response to suctioning. The most appropriate method of resuscitation for this newborn is

ADVANCED Pediatric