10 Random Questions


The cardiovascular effects of an inhalational anesthetic are evaluated in 10 normal volunteers in the awake resting state and after 15 minutes of constant inspired concentration. Results were analyzed by t-test for paired data and are presented below as mean +/- standard deviation. Based on these data, which of the following conclusions is most valid?

BASIC General

Which of the following is the correct sequence of anatomic structures encountered when using a paramedian approach for lumbar spinal anesthesia?

BASIC Regional & Pain

A celiac plexus block effectively relieves pain at which of the following sites?


During transurethral resection of the prostate, intravascular absorption of glycine irrigant most commonly produces

ADVANCED General

The following breath sounds are heard after placement of a left-sided double-lumen endobronchial tube. The most likely cause of these findings is


Which of the following is characteristic of low back pain associated with myofascial pain syndrome but not of pain associated with a herniated lumbar disk?

ADVANCED Regional & Pain

Which of the following cardiovascular abnormalities is LEAST likely to be present in a patient with end-stage alcoholic cirrhosis?

BASIC General

Each of the following factors decreases uterine blood flow EXCEPT

ADVANCED OB

A burn is found at the site of the electrocautery pad. Which of the following is most likely?

BASIC Equipment & Physics

A 20-year-old man is scheduled for emergency laparotomy for an abdominal stab wound. Ten minutes after induction with oxygen, thiopental, and succinylcholine, blood pressure is 220/120 mmHg and esophageal temperature is 39°C. ST-segment depression of 4 mm is noted in ECG lead V5. Which of the following is the most likely cause?