10 Random Questions


During a right lower lobe resection, SpO2 decreases from 99% to 70% after institution of one-lung ventilation. FiO2 is 1.0. The most appropriate management is to

ADVANCED General

The ECG tracing shows

BASIC General

Severe nausea and vomiting in the PACU is most effectively treated with a drug that acts as an antagonist at which of the following receptors?

BASIC Pharmacology & Pharmacokinetics

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


When used with morphine for premedication, which of the following drugs is most likely to cause sedation?

BASIC Pharmacology & Pharmacokinetics

A 29-year-old man who has been nasotracheally intubated for two weeks following a motor vehicle accident has a fever (39C) and a constant headache. Leukocyte count is 18,000/mm3. The most likely cause is

ADVANCED Respiratory & Critical Care

Maternal hyperventilation will result in


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

BASIC General Cardiac

In patients with head trauma, which of the following factors results in a return of arterial pH toward normal levels after two days of mechanical hyperventilation?

ADVANCED General Neuro

Alveolar dead space is decreased by

BASIC Respiratory & Critical Care