10 Random Questions


Which of the following produces falsely high Sp02?


A 66-year-old patient with aortic stenosis is scheduled for aortic valve replacement. Examination shows blood pressure of 110/60 mmHg and sinus rhythm at a rate of 75 bpm. Pulmonary artery occlusion pressure (PAOP) is 20 mmHg with a prominent a-wave on the tracing. Which of the following is the most appropriate management?


Pulmonary artery diastolic pressure increases acutely from 10 to 20 mmHg in a 28-year-old man undergoing cervical laminectomy in the sitting position. The most appropriate first step in the management of this patient is to


A 68-year-old man with severe depression is scheduled for electroconvulsive therapy. He had a myocardial infarction two years ago and continues to have angina on exertion. Pretreatment with which of the following drugs is most likely to maintain stability during the procedure?


In a patient with peripheral vascular disease, the most likely result of lumbar sympathetic block is

ADVANCED Regional & Pain

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 statements best describes "screening" when blood is ordered for type and screen?


In the elderly, scopolamine-induced delirium is


Which of the following is most likely to occur during mediastinoscopy?


Which of the following is an effect of ritodrine?

ADVANCED OB