Anesthesia Hub -

10 Random Questions

A 45-year-old man is scheduled for exploratory laparotomy. Six months ago, he received doxorubicin (Adriamycin) therapy for testicular cancer. This patient is at increased risk for

(A) abnormal liver function
(B) bone marrow depression
(C) heart failure
(D) chronic renal failure
(E) pulmonary fibrosis

BASIC Pharmacology & Pharmacokinetics

Normal pseudocholinesterase

(A) is highly concentrated at the motor end-plate
(B) hydrolyzes succinylcholine by Hofmann elimination
(C) is produced primarily at nerve terminals
(D) is antagonized by acetylcholinesterase inhibitors
(E) resists dibucaine inhibition more than its atypical variant

BASIC Pharmacology & Pharmacokinetics

Following induction of general anesthesia, mask ventilation and the initial attempt at intubation is unsuccessful. Which of the following procedures is most appropriate?

(A) Administration of additional muscle relaxant
(B) Repeat attempt at intubation
(C) Fiberoptic intubation
(D) Retrograde intubation
(E) Cricothyroidotomy

BASIC General

Compared with epidural administration of hydrophilic opioids, epidural administration of lipophilic opioids is associated with

(A) earlier onset of pruritus
(B) greater motor block when combined with local anesthetics
(C) higher incidence of delayed respiratory depression
(D) lesser sensitivity to reversal of analgesia by naloxone
(E) slower onset of analgesia

ADVANCED Pharmacology & Pharmacokinetics Regional & Pain

A 24-year-old man is undergoing induction of general anesthesia prior to appendectomy. During laryngoscopy, he regurgitates a large amount of bilious material. An endotracheal tube is inserted; aspiration shows bile-stained fluid. Which of the following is the most appropriate next step in management?

(A) Infusion of a loading dose of aminophylline
(B) Intravenous administration of broad-spectrum antibiotics
(C) Lavage of the tracheobronchial tree with saline solution
(D) Radiograph of the chest
(E) Proceeding with the operation

An EKG shows ventricular tachycardia in a patient with a heart rate of 160 bpm and a blood pressure of 90/60 mmHg. The best initial therapeutic maneuver prior to cardioversion is

(A) carotid sinus massage
(B) intravenous administration of bretylium
(C) intravenous administration of amiodarone
(D) intravenous administration of propranolol
(E) precordial "thump"

BASIC General Cardiac

Which of the following is the most appropriate management of decreased cardiac output in patients with isolated aortic insufficiency?

(A) Dobutamine
(B) Esmolol
(C) Intra-aortic balloon counterpulsation
(D) Norepinephrine
(E) Positive pressure ventilation

ADVANCED Cardiac

Which of the following statements concerning use of amitriptyline to treat chronic pain is true?

(A) It acts primarily via opioid receptors
(B) It increases serotonin levels in the brain
(C) It is rarely effective for postherpetic neuralgia
(D) Onset of action occurs after four to six weeks of treatment
(E) Response depends on reversal of depression

ADVANCED Regional & Pain

An infant is delivered by forceps following labor in which variable decelerations were noted. Amniotic fluid was clear. Initial evaluation shows a cyanotic, limp infant with a heart rate of 80 bpm, poor respiratory efforts, and grimacing in response to suctioning. The most appropriate method of resuscitation for this newborn is

(A) vigorous tactile stimulation
(B) bag and mask ventilation with oxygen
(C) immediate endotracheal intubation
(D) administration of sodium bicarbonate 1 mEq/kg
(E) volume expansion with normal saline solution 10 mL/kg

ADVANCED Pediatric

The portion of the infant airway with the smallest cross-sectional area occurs at the level of the

(A) cricoid cartilage
(B) false vocal cords
(C) thoracic inlet
(D) tonsillar pillars
(E) true vocal cords

ADVANCED Pediatric