Anesthesia Hub -

10 Random Questions

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

Failure of contrast material to enter the duodenum following intraoperative cholangiography is most likely related to administration of

(A) butorphanol
(B) fentanyl
(C) halothane
(D) nalbuphine
(E) naloxone

The most beneficial effect of continuous positive airway pressure in a newborn with respiratory distress syndrome is

(A) increased functional residual capacity
(B) decreased airway resistance
(C) promotion of surfactant formation
(D) increased alveolar PO2
(E) maintenance of functional closure of the foramen ovale

ADVANCED Pediatric

Which of the following is the most common initial sign of hemolytic transfusion reaction during general anesthesia?

(A) Bronchospasm
(B) Diffuse bleeding
(C) Fever
(D) Hemoglobinuria
(E) Hypotension

BASIC Transfusions & Fluids General

The drug that causes dose-dependent EEG evidence of both central nervous system excitation and depression is

(A) lidocaine
(B) halothane
(C) thiopental
(D) nitrous oxide
(E) midazolam

BASIC Pharmacology & Pharmacokinetics

During enflurane anesthesia for colectomy in a 75-year-old man with sepsis, urine output decreases to 10 ml/hr. Heart rate is 120 bpm, blood pressure is 100/50 mmHg, central venous pressure is 10 mmHg, and pulmonary artery occlusion pressure is 15 mmHg. The most appropriate management at this time is to

(A) measure cardiac output
(B) increase fluid administration
(C) infuse dopamine
(D) administer propranolol
(E) switch from enflurane to isoflurane

ADVANCED General

In a 45-year-old patient with severe mitral regurgitation, which of the following is the most important hemodynamic condition to avoid during induction of anesthesia?

(A) Decreased heart rate to less than 60 bpm
(B) Increased heart rate to greater than 90 bpm
(C) Increased preload
(D) Increased afterload
(E) Enhanced myocardial contractility

Awakening after a single dose of thiopental is caused by redistribution from the brain primarily to which of the following sites?

(A) Fat
(B) Heart
(C) Liver
(D) Lung
(E) Skeletal muscle

BASIC Pharmacology & Pharmacokinetics

Which the following findings is most hazardous in premature infants?

(A) Hematocrit of 55%
(B) Rectal temperature of 35 degrees C
(C) Umbilical arterial blood PO2 of 50 mmHg
(D) Umbilical arterial blood PCO2 of 45 mmHg
(E) Umbilical arterial systolic pressure of 60 mmHg

ADVANCED Pediatric

The effect of succinylcholine is terminated at postsynaptic effector cells by

(A) binding and uptake by effector cells
(B) diffusion into capillaries
(C) hydrolysis by junctional cholinesterase
(D) hydrolysis by pseudocholinesterase
(E) spontaneous degradation to succinylmonocholine

BASIC Pharmacology & Pharmacokinetics