10 Random Questions
Mivacurium-induced neuromuscular blockade is prolonged for the greatest period of time in patients who have which of the following conditions?
(A) Ethanol-induced hepatitis
(B) Hemiplegia
(C) Pseudocholinesterase deficiency
(D) Renal insufficiency
(E) Thermal burns
Reveal Answer
BASIC
Pharmacology & Pharmacokinetics
Which of the following attenuates the most common cardiovascular side effect of protamine administration?
(A) Pretreatment with a diuretic
(B) Pretreatment with a prostaglandin inhibitor
(C) Pretreatment with a pulmonary vasodilator
(D) Injection via the distal lumen of the pulmonary artery catheter
(E) Slow peripheral intravenous injection
Reveal Answer
Which of the following results in the greatest increase in right-to-left shunting in an infant with cyanotic heart disease?
(A) Decreased pulmonary vascular resistance
(B) Decreased systemic vascular resistance
(C) Hemodilution
(D) Increased heart rate
(E) Myocardial depression
Reveal Answer
ADVANCED
Pediatric
Cardiac
In a patient taking a beta-adrenergic blocker, the drug most likely to produce atrioventricular junctional block is
(A) diltiazem
(B) fentanyl
(C) halothane
(D) nifedipine
(E) verapamil
Reveal Answer
BASIC
Pharmacology & Pharmacokinetics
In patients with reflex sympathetic dystrophy affecting the arm, which of the following findings indicates a therapeutic block?
(A) Bradycardia
(B) Contralateral nasal congestion
(C) Hoarseness
(D) Increased skin temperature
(E) Ipsilateral Horner's syndrome
Reveal Answer
ADVANCED
Regional & Pain
Each of the following is a characteristic of prostaglandin E1 (alprostadil) pharmacology in an infant EXCEPT:
(A) It is effective in the treatment of large left-to-right shunts
(B) It is a cause of apnea
(C) It is a potent vasodilator
(D) It prevents closure of the ductus arteriosus
(E) It is metabolized rapidly
Reveal Answer
ADVANCED
Pharmacology & Pharmacokinetics
Pediatric
During general anesthesia administered through a circle system, the soda lime absorbant is exhausted. No fresh soda lime is available for use. Which of the following is the most appropriate next step to prevent hypercapnia in this patient?
(A) Decreasing the dead space of the circle system
(B) Discontinuing nitrous oxide
(C) Increasing the fresh gas flow
(D) Increasing tidal volume
(E) Switching to spontaneous ventilation
Reveal Answer
BASIC
Equipment & Physics
Optimal ventilation of a newborn with congenital diaphragmatic hernia should consist of
(A) PaCO2 30 mmHg, low tidal volumes
(B) PaCO2 30 mmHg, high tidal volumes
(C) PaCO2 40 mmHg, low tidal volumes
(D) PaCO2 40 mmHg, high tidal volumes
(E) PaCO2 45 mmHg, low tidal volumes
Reveal Answer
ADVANCED
Pediatric
Which of the following is more likely to occur with use of trimethaphan to induce hypotension than with use of nitroprusside?
(A) A predictable decrease in mean arterial pressure
(B) Increased mixed venous P02
(C) Increased serum lactate concentration
(D) Mydriasis
(E) Reflex tachycardia
Reveal Answer
The rate of induction with inhalational agents is more rapid in neonates than adults because of a relatively increased
(A) cardiac output
(B) cerebral blood flow
(C) functional residual capacity
(D) metabolic rate
(E) minute ventilation
Reveal Answer
ADVANCED
Pediatric