10 Random Questions
Which of the following is most indicative of reflex sympathetic dystrophy?
(A) Dry skin
(B) Dull pain that improves with movement
(C) Fasciculations
(D) Motor weakness
(E) Pallor and cyanosis
Reveal Answer
ADVANCED
Regional & Pain
Which of the following statements concerning absorption of carbon dioxide by soda lime in an anesthetic circuit is correct?
(A) A warm canister indicates reserve absorption capability
(B) Fresh soda lime includes calcium carbonate
(C) Intergranular volume of the canister should exceed the patient's tidal volume
(D) The color indicator is methylene blue
(E) The reaction removes water
Reveal Answer
BASIC
Equipment & Physics
Following enflurane anesthesia, serum free fluoride concentration is most likely to be increased in association with long-term use of
(A) diazepam
(B) ethanol
(C) isoniazid
(D) phenobarbital
(E) phenytoin
Reveal Answer
BASIC
Pharmacology & Pharmacokinetics
Which of the following is a side effect of beta-adrenergic blockade?
(A) Cerebral vasodilation
(B) Decreased left ventricular filling pressures
(C) Hypokalemia
(D) Increased airway resistance
(E) Uterine relaxation
Reveal Answer
BASIC
Pharmacology & Pharmacokinetics
A complication of terbutaline therapy to terminate premature labor is
(A) bronchoconstriction
(B) hypoglycemia
(C) fetal bradycardia
(D) closure of the fetal ductus arteriosus
(E) pulmonary edema
Reveal Answer
ADVANCED
Pharmacology & Pharmacokinetics
OB
Carbon monoxide poisoning with a carboxyhemoglobin concentration of 20% is characterized by each of the following EXCEPT
(A) decreased oxygen-carrying capacity of hemoglobin
(B) decreased PaO2
(C) shift of the oxyhemoglobin dissociation curve to the left
(D) normal minute volume of ventilation
(E) headache and nausea
Reveal Answer
BASIC
Respiratory & Critical Care
During pulmonary artery catheterization, a 65-year-old man receives morphine 6 mg and scopolamine 0.4 mg intravenously. The pulse oximeter indicates desaturation, which quickly resolves with stimulation. When the drapes are removed, he has unilateral eye pain, decreased visual acuity, and dilated and irregular pupils. These eye symptoms are most likely caused by
(A) retinal hemorrhage
(B) morphine-induced oculogyric crisis
(C) corneal abrasion
(D) carotid artery embolization
(E) angle-closure glaucoma
Reveal Answer
BASIC
Pharmacology & Pharmacokinetics
Which of the following factors will slow the induction of anesthesia in patients receiving volatile anesthetics?
(A) Addition of 70% nitrous oxide
(B) Increased cardiac output
(C) Increased minute ventilation
(D) Low blood/gas solubility coefficient
(E) Previous pneumonectomy
Reveal Answer
Each of the following affects the induction dose of thiopental EXCEPT
(A) acute ethanol intoxication
(B) chronic use of barbiturates
(C) intravascular volume
(D) rate of hepatic extraction of thiopental
(E) serum albumin concentration
Reveal Answer
BASIC
Pharmacology & Pharmacokinetics
Each of the following is an effect of electroconvulsive therapy EXCEPT
(A) increased intracranial blood volume
(B) increased oxygen consumption
(C) inhibition of parasympathetic activity
(D) retrograde amnesia
(E) stimulation of the sympathetic nervous system
Reveal Answer
ADVANCED
General