10 Random Questions


Compared with the use of epidural bupivacaine 0.25% alone, the addition of fentanyl will result in


A 19-year-old college student is brought to the emergency department cyanotic and incoherent. Respiratory rate is 48/min, pulse is 140 bpm, and blood pressure is 140/85 mmHg. The only history obtainable is that he was at a party and suddenly felt sick. Cyanosis persists despite administration of pure oxygen by mask. A venous blood sample is chocolate-brown. The action most beneficial to the patient is to

ADVANCED General

During rapid-sequence induction prior to an emergency surgical procedure, a 20-year-old patient vomits gastric contents containing particulate matter. An endotracheal tube is easily inserted and ventilation with pure oxygen is initiated. Despite the presence of bilateral breath sounds, SpO2 is 90%. Which of the following is the most appropriate next step?

BASIC Respiratory & Critical Care General

Which of the following statements concerning brain stem auditory evoked responses is true?

ADVANCED Neuro

During cardiopulmonary bypass, the perfusionist notes that the mixed venous oxygen saturation has decreased from to 55%. Which of the following is the most likely cause?

ADVANCED Cardiac

Compared with healthy persons, patients with myasthenic (Eaton-Lambert) syndrome have increased


A 5-year-old boy is to undergo microlaryngeal carbon dioxide laser vaporization of laryngotracheal papillomas under halothane administered through a small polyvinylchloride (PVC) endotracheal tube. The diluent gas mixture LEAST likely to support laser combustion of the PVC tube is

ADVANCED Equipment & Physics Pediatric

Each of the following is a complication of celiac plexus block with 0.5% lidocaine 40 ml EXCEPT

ADVANCED Regional & Pain

Which of the following can be used as a sole criterion for brain death?

ADVANCED Neuro

Following extubation after nasotracheal intubation for seven days, a 35-year-old man has fever, facial pain, nasal stuffiness, and purulent nasal secretions. The most likely cause is

ADVANCED General