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

During induction of general anesthesia in a patient with a supraglottic tumor, both intubation and subsequent ventilation via a face mask are impossible. A cricothyroidotomy is performed with a 16-gauge intravenous catheter. Which of the following statements is true?

ADVANCED Equipment & Physics Respiratory & Critical Care General

In a patient who is breathing spontaneously, the work of breathing increases with each of the following EXCEPT


A 40-year-old woman receives alfentanil 75 mcg/kg followed by an infusion of 1.5 mcg/kg/min for a one-hour cholecystectomy and cholangiogram. This regimen could be associated with each of the following EXCEPT

BASIC Pharmacology & Pharmacokinetics

During isoflurane anesthesia, a 45-year-old patient with chronic asthma has wheezing, prolonged expiration, sinus tachycardia of 120 bpm, and premature ventricular contractions. Preoperative medication included cromolyn and theophylline. The most appropriate treatment is to administer

ADVANCED General

Which of the following is an effect of ketorolac administered after vaginal hysterectomy?

BASIC Pharmacology & Pharmacokinetics

A 52-year-old woman undergoes facial surgery during general endotracheal anesthesia. The ventilator is set to deliver a tidal volume of 600 ml and a respiratory rate of 10/min at an FiO2 of 1.0. SpO2 is 100%, peak inspiratory pressure is 18 cmH2O, and PetCO2 is 40 mmHg. The surgeon flexes the patient's head so the chin touches the chest. Which of the following findings indicates that endobronchial intubation has NOT occurred?

BASIC Respiratory & Critical Care

Each of the following parameters of cerebral perfusion and metabolism is approximately equal to 50 EXCEPT

BASIC Neuro

A patient is undergoing cholecystectomy with enflurane, nitrous oxide, fentanyl, and oxygen. He takes theophylline and cromolyn sodium for bronchial asthma. During skin incision he has bilateral wheezing; peak inspiratory pressure is 50 cmHzO, and the ECG shows occasional premature ventricular contractions. The most appropriate management is to


A burn is found at the site of the electrocautery pad. Which of the following is most likely?

BASIC Equipment & Physics