10 Random Questions


During steady-state intraoperative controlled mechanical ventilation, exhaled tidal volume will be increased by

BASIC Equipment & Physics

Block of each of the following nerves is required for inguinal herniorrhaphy EXCEPT the

ADVANCED Regional & Pain

Which of the following statements concerning opioid dependence in anesthesiologists is true?


If a patient with excessive bleeding during exploratory laparotomy has a normal activated clotting time, the LEAST likely cause of the bleeding is

ADVANCED Cardiac

A previously healthy 26-year-old man sustains massive soft tissue injury in a motor vehicle accident. He appears to be well for 48 hours after initial resuscitation, then develops marked tachypnea. Arterial blood gas analysis would be most likely to show which of the following values? (pH, PaCO2, PaO2, FiO2)


A 50-year-old patient is undergoing middle ear exploration with isoflurane, nitrous oxide, and oxygen anesthesia. Ventilation is controlled; PetC02 is 35 mmHg, heart rate is 90 bpm, and blood pressure is 120/70 mmHg. Assistance is needed to minimize bleeding in the surgical field. Which of the following is the most appropriate next step in management?


A patient suddenly makes a respiratory effort during craniotomy for clipping of a cerebral aneurysm in a 15-degree head-up position with controlled ventilation. The most likely cause is

ADVANCED Neuro

A 55-kg, 70-year-old woman with mild chronic renal failure is unresponsive 20 hours after an uneventful coronary artery bypass grafting procedure. Anesthetic drugs included fentanyl 3000 mcg, diazepam 35 mg, and pancuronium 20 mg. Which of the following is the most appropriate next step in management?

ADVANCED Pharmacology & Pharmacokinetics Cardiac

Undesirable muscarinic effects of anticholinesterase agents used for antagonism of muscle relaxants include each of the following EXCEPT


The most important factor regulating blood flow to ischemic cerebral tissue is

BASIC Neuro