Anesthesia Hub -

10 Random Questions

Which of the following statements concerning postspinal headache is true?

(A) Cerebrospinal fluid leukocytosis occurs
(B) Intravenous caffeine therapy is more effective than epidural blood patch
(C) The incidence decreases with age
(D) The incidence is higher in males than in females of all ages
(E) The incidence is the same after single or multiple dural punctures

ADVANCED Neuro Regional & Pain

Volume-cycled flow generators are preferred over pressure-cycled ventilators in critical care units because they

(A) have a lower compression volume
(B) limit peak airway pressure
(C) maintain constant ventilatory volume with changes in lung compliance
(D) more readily compensate for gas leaks
(E) permit more accurate measurement of the patient's minute volume

In a patient who is to undergo clipping of a cerebral aneurysm, an advantage of isoflurane over nitroprusside for induction of hypotension is

(A) better maintenance of cardiac output
(B) better maintenance of cerebral blood flow
(C) greater decrease in cerebral oxygen consumption
(D) greater decrease in afterload
(E) more rapid titration of systemic blood pressure

ADVANCED Pharmacology & Pharmacokinetics Neuro

A full-term neonate has physical findings suggestive of congenital diaphragmatic hernia. Initial Apgar score is 2. Which of the following is the most appropriate initial management?

(A) Placement of an orogastric tube
(B) Insertion of a chest tube
(C) Controlled ventilation by face mask
(D) Controlled ventilation through an endotracheal tube
(E) Spontaneous ventilation through an endotracheal tube

ADVANCED Pediatric

Each of the following decreases hepatic blood flow EXCEPT

(A) isoflurane anesthesia
(B) spinal anesthesia
(C) hypercarbia
(D) mechanical ventilation
(E) positive end-expiratory pressure

BASIC Pharmacology & Pharmacokinetics General

A 50-year-old patient is undergoing craniotomy for clipping of a cerebral aneurysm with isoflurane, nitrous oxide, and fentanyl anesthesia. At the time of aneurysm exposure, the EEG shows burst suppression. Which of the following is the most likely cause?

(A) Cerebral ischemia
(B) Cerebral vasospasm
(C) Fentanyl effect
(D) Isoflurane effect
(E) Petit mal seizure activity

ADVANCED Neuro

In which of the following clinical circumstances does down-regulation of beta-adrenergic receptors occur?

(A) Chronic congestive heart failure
(B) Hypothyroidism
(C) Long-term clonidine administration
(D) Long-term metoprolol administration
(E) Stable angina

DC shocks of 200 joules applied directly to the heart are likely to

(A) worsen coronary perfusion
(B) prevent postshock arrhythmias
(C) produce myocardial contractile abnormalities
(D) increase myocardial impedance
(E) decrease myocardial temperature

ADVANCED General

During cardiopulmonary bypass at a nasopharyngeal temperature of 28°C and a hematocrit of 20%, temperature-corrected PaCO2 is 50 mmHg and uncorrected PaCO2 is 60 mmHg. The most appropriate management is to

(A) administer additional opioid
(B) administer packed red blood cells to increase hematocrit to 25%
(C) further decrease the patient's temperature
(D) increase fresh gas flow to the oxygenator
(E) institute mechanical ventilation

ADVANCED Cardiac

A 35-year-old woman with severe myasthenia gravis is scheduled for thymectomy. Which of the following preoperative pulmonary function tests is most likely to be normal?

(A) Forced expiratory volume in 1 second (FEV1)
(B) Forced vital capacity (FVC)
(C) FEV1/FVC
(D) Maximum voluntary ventilation
(E) Peak inspiratory force

ADVANCED Respiratory & Critical Care