Which of the following is an effect of hypothermia in neonates?
The central anticholinergic syndrome is LEAST likely to occur after administration of
An 8-kg, 5-month-old infant undergoes craniotomy for an arteriovenous malformation. During the procedure, severe hemorrhaging occurs and packed red blood cells 3 units are transfused rapidly. During infusion of the third unit, hypotension, nodal bigeminy, and prolongation of the QT interval are noted. The most appropriate management includes administration of
Volume-cycled flow generators are preferred over pressure-cycled ventilators in critical care units because they
A 28-year-old patient has severe laryngospasm after extubation of the trachea following general anesthesia. Administration of 100% oxygen using continuous positive airway pressure does not improve symptoms. SpO2 is 75%. Which of the following is the most appropriate immediate management?
Which of the following muscle relaxants in an ED95 dose would have the longest duration of action in a patient with renal failure?
Following blunt trauma to the chest, a patient has tachycardia, hypotension, and markedly distended neck veins. Each of the following is expected EXCEPT
A 65-kg 70-year-old man in the PACU is breathing spontaneously at 20/min through an endotracheal tube connected to a T-piece with a fresh gas flow of 5 L/min. He has a tidal volume of 350 mL and an FiO2 of 0.5. SpO2 decreases from 98% to 84% over one hour, then improves to 92% with an FiO2 of 1.0. Which of the following is the most likely cause of the hypoxemia?
A 25-year-old woman is admitted to the hospital in the early stages of labor at term. Initial hematocrit is 33%. Which of the following is the most likely cause of the hematocrit value?
In which of the following clinical circumstances does down-regulation of beta-adrenergic receptors occur?