10 Random Questions


A 16-year-old girl is receiving isoflurane, nitrous oxide, oxygen, and pancuronium for insertion of a Harrington rod. In order to perform a "wake-up test" the muscle relaxant was antagonized with neostigmine 2.5 mg and atropine 1 mg. The patient abruptly moved all extremities and was given thiopental 100 mg and succinylcholine 100 mg rapidly. Forty-five minutes later no twitch could be elicited with a nerve stimulator. The most likely explanation is

BASIC Pharmacology & Pharmacokinetics Pediatric

Inhibition of labor by terbutaline causes each of the following maternal side effects EXCEPT

ADVANCED Pharmacology & Pharmacokinetics OB

A patient is anesthetized using an inhaled anesthetic with a blood/gas partition coefficient of 13.0. Recovery time depends primarily on

BASIC Pharmacology & Pharmacokinetics

Which of the following is a complication of glycine used for irrigation during transurethral resection of the prostate?

ADVANCED General

Each of the following is an adverse effect of ritodrine used for suppression of labor EXCEPT

ADVANCED Pharmacology & Pharmacokinetics OB

A 30-year-old man receives spinal anesthesia to the level of T4. Ten minutes later, heart rate and blood pressure abruptly decrease to 30 bpm and 60/25 mmHg, respectively. The most appropriate management is administration of which of the following drugs?

BASIC General Regional & Pain

A 72-year-old woman is somnolent one day after left carotid endarterectomy. She has smoked 2 packs of cigarettes daily for 50 years. Six weeks ago, she underwent right carotid endarterectomy. At this time, arterial blood gases while breathing room air are PO2, 45 mmHg, PCO2, 60 mmHg, and pH 7.30. Which of the following is the most likely cause of the increased PCO2?

ADVANCED General

A newborn is in respiratory distress. Examination shows a scaphoid abdomen, cyanosis while breathing oxygen by mask, and heart sounds in the right hemithorax. Which of the following is the most appropriate next step?

ADVANCED Pediatric

A 40-year-old man requires brief surgical relaxation after administration of neostigmine and glycopyrrolate for reversal of vecuronium-induced neuromuscular blockade. Succinylcholine 1 mg/kg is administered intravenously. Compared with a patient who has not had prior reversal of neuromuscular blockade, which of the following characterizes the succinylcholine blockade in this patient?

BASIC Pharmacology & Pharmacokinetics

The adult oxyhemoglobin dissociation curve will resemble that of the fetus in the presence of

ADVANCED Respiratory & Critical Care Pediatric