23 questions match your search.

As part of a preoperative evaluation, a patient had a thallium scan showing a "cold spot" over the left ventricle that occurs with moderate exercise and disappears at rest. This most likely indicates

BASIC Cardiac

In a patient with ventricular fibrillation refractory to repeated attempts at defibrillation and epinephrine administration, the most appropriate management is administration of

BASIC General Cardiac

Which of the following is the primary factor regulating normal coronary blood flow?

BASIC Cardiac

During induction of anesthesia in a 70-year-old man with aortic stenosis, the blood pressure decreases from 140/ 80 to 70/45 mmHg as the cardiac rhythm changes from normal sinus at 70 bpm to junctional at 120 bpm. The most appropriate initial therapy would be

BASIC Pharmacology & Pharmacokinetics General Cardiac

Pulsus paradoxus is commonly seen during anesthesia in patients with each of the following conditions EXCEPT

BASIC General Cardiac

Which of the following findings would be considered normal in the EEG of an adult?

BASIC Pharmacology & Pharmacokinetics General Cardiac

Addition of 20 cm H2O positive end-expiratory pressure to a patient receiving controlled mechanical ventilation decreases cardiac output and left ventricular function by

BASIC Cardiac

Compared with dopamine, dobutamine

BASIC Pharmacology & Pharmacokinetics Cardiac

Each of the following is a physiologic effect of intra-aortic balloon pump therapy EXCEPT

BASIC Respiratory & Critical Care Cardiac

As part of a preoperative evaluation, a patient had a thallium scan showing a 'cold spot' over the left ventricle that occurs with moderate exercise and disappears at rest. This most likely indicates

BASIC General Cardiac

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

Increasing preload, systemic vascular resistance and heart rate will best maintain hemodynamic stability in patients with

BASIC Cardiac

Addition of 20 cmH2O positive end-expiratory pressure to a patient receiving controlled mechanical ventilation decreases cardiac output and left ventricular function by

BASIC Respiratory & Critical Care General Cardiac

An adult patient with atrial fibrillation develops pulseless ventricular tachycardia wfiile undergoing synchronized electirical cardioversion. Which of the following is the most appropriate management?

BASIC General Cardiac

Spinal anesthesia at a T6 sensory level is most likely to improve cardiac output in patients with

BASIC Cardiac Regional & Pain

The ECG strip shown is recorded as a patient with a permanent transvenous DDD pacemaker enters the operating room. These changes indicate that the pacemaker is

BASIC General Cardiac

An EKG shows ventricular tachycardia in a patient with a heart rate of 160 bpm and a blood pressure of 90/60 mmHg. The best initial therapeutic maneuver prior to cardioversion is

BASIC General Cardiac

Left ventricular end-diastolic volume is most likely to be underestimated by pulmonary artery occlusion pressure in patients with

BASIC Cardiac

Which of the following findings is most likely in patients receiving intravenous milrinone?

BASIC Pharmacology & Pharmacokinetics Cardiac

Which of the following effects of catecholamine results in the greatest increase in preload?

BASIC Cardiac

Each of the following changes is expected with deliberate hypothermia EXCEPT

BASIC General Cardiac

A 65-year-old patient with hypertrophic cardiomyopathy has chest pain prior to induction of anesthesia. Pulse is 80 bpm and blood pressure is 130/80 mmHg. The ECG (V5) shows sinus rhythm and new ST-segment depression. The most appropriate management is administration of

BASIC General Cardiac

Physiologically, coronary blood flow relates most directly to

BASIC Cardiac