10 Random Questions

During general anesthesia administered through a circle system, the soda lime absorbant is exhausted. No fresh soda lime is available for use. Which of the following is the most appropriate next step to prevent hypercapnia in this patient?

BASIC Equipment & Physics

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

The ECG tracing shows

BASIC General

Each of the following would be expected after preoperative oral administration of clonidine EXCEPT

ADVANCED Pharmacology & Pharmacokinetics

A 20-year-old man involved in a motor vehicle accident is brought to the operating room for irrigation and debridement of open fractures of the femur and humerus. Cyanosis, decreased breath sounds on the left, increased peak airway pressure, and hypotension are noted after intubation of the trachea. The most likely cause is

BASIC Respiratory & Critical Care

Each of the following conditions causes resistance to nondepolarizing neuromuscular blockade EXCEPT

BASIC Pharmacology & Pharmacokinetics

Following a vaginal hysterectomy in the lithotomy position under general anesthesia, a patient has numbness of the lateral aspect of the left calf and medial half of the dorsum of the left foot. On physical examination she has footdrop and the toes cannot be extended. Which nerve is most likely to be involved?

ADVANCED Regional & Pain

Which of the following statements best describes the decrease in functional residual capacity that accompanies the induction of general anesthesia?

BASIC Respiratory & Critical Care General

During surgery with a carbon dioxide laser, which inhaled gas mixture is LEAST likely to promote combustion of the endotracheal tube?

BASIC Equipment & Physics

The duration of action of an induction dose of thiopental is determined primarily by its

BASIC Pharmacology & Pharmacokinetics