10 Random Questions


Following induction of anesthesia with sufentanil and pancuronium, a patient with left main coronary artery disease has a decrease in blood pressure from 110/70 to 60/40 mmHg. There is no change in heart rate or ECG. The most appropriate management of the hypotension is administration of


Which of the following is most likely to decrease uterine tone?

ADVANCED OB

A 45-year-old man is scheduled for appendectomy under general anesthesia. He reports that for many years he has occasionally felt his heart "skip a beat." The ECG tracing shown was obtained one hour ago. Which of the following is the most appropriate next step?

BASIC General Cardiac

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

A woman with chronic obstructive pulmonary disease is extubated and minimally responsive after isoflurane anesthesia. She is receiving oxygen 6 L/min through a face mask. Respirations are 10/min, PaO2 is 68 mmHg, PaCO2 is 54 mmHg, and pH is 7.28. The most likely cause of the respiratory acidemia is

ADVANCED Respiratory & Critical Care

Which of the following best explains the decreased effect of hyperventilation on cerebral blood flow when PaCO2 decreases below 20 mmHg?

BASIC Neuro

When compared with a healthy 30-year-old man, which of the following respiratory parameters is decreased in an otherwise healthy 80-year-old man?

BASIC Respiratory & Critical Care

In a patient with hypovolemic shock, which of the following factors is the best measure of the overall balance between oxygen supply and demand?

BASIC Respiratory & Critical Care General

The most common clinical viral infection following homologous blood transfusion is caused by

BASIC Transfusions & Fluids

In this diagram of a circle system, an increase in dead space is most likely to result from placement of the pressure relief valve at location

BASIC Equipment & Physics