10 Random Questions
Heparin-induced thrombocytopenia
(A) does not occur with porcine mucosal heparin
(B) is caused by direct suppression of platelet production
(C) is immunologically mediated
(D) is diagnosed by peripheral blood smear
(E) occurs only with larger intravenous doses of heparin
Reveal Answer
Addition of 20 cm H2O positive end-expiratory pressure to a patient receiving controlled mechanical ventilation decreases cardiac output and left ventricular function by
(A) increasing right ventricular preload
(B) increasing right ventricular afterload
(C) increasing left ventricular preload
(D) increasing left ventricular afterload
(E) producing myocardial ischemia
Reveal Answer
BASIC
Cardiac
Which of the following is an effect of acetazolamide?
(A) Glucose intolerance
(B) Increased minute ventilation
(C) Metabolic alkalosis
(D) Sinus bradycardia
(E) Slowed intravenous anesthetic induction
Reveal Answer
ADVANCED
Pharmacology & Pharmacokinetics
Which of the following increases blood flow to the lower lobe of the right lung?
(A) Collapsing the right lung during anesthesia
(B) The expiratory phase of spontaneous ventilation
(C) The inspiratory phase of mechanical ventilation
(D) Moving from the supine to the upright position
(E) Moving from the supine to the left lateral decubitus position
Reveal Answer
Which of the following statements concerning the effects of glycopyrrolate is true?
(A) It decreases gastric pH
(B) It causes bronchoconstriction
(C) It decreases lower esophageal sphincter tone
(D) It does not prevent succinylcholine-induced bradycardia
(E) It causes a central anticholinergic syndrome
Reveal Answer
BASIC
Pharmacology & Pharmacokinetics
Which of the following is greater in an obese patient than in a nonobese patient of equal height?
(A) Milliliters of local anesthetic required for epidural block
(B) Milligrams of succinylcholine required for intubation
(C) Clearance of diazepam
(D) Clearance of fentanyl
(E) Oxygen consumption per body surface area
Reveal Answer
In clinical anesthesia practice, the term "informed consent" is best described as a legal concept in which patients
(A) agree to anesthesia care based on full disclosure of facts needed to make the decision intelligently
(B) are told of all possible risks of anesthesia and anesthetic procedures
(C) delegate all decisions regarding anesthesia care to the anesthesiologist
(D) release the physicians from liability
(E) sign global consent forms for surgical procedures that cover the administration of anesthesia care
Reveal Answer
BASIC
General
Nitroprusside therapy for hypertension should be discontinued in the presence of
(A) acute myocardial infarction
(B) increasing metabolic acidosis
(C) methemoglobinemia
(D) mitral regurgitation
(E) renal failure
Reveal Answer
ADVANCED
General
Cardiac
If the oxygen supply pressure of an anesthesia machine exceeds a set value, which of the following safety devices maintains a constant oxygen flowmeter output?
(A) Cylinder pressure regulator
(B) Fail-safe valve
(C) Flow-control valve
(D) Pipeline inlet check valve
(E) Second-stage regulator
Reveal Answer
In the elderly, scopolamine-induced delirium is
(A) absent with doses less than 0.4 mg
(B) decreased by physostigmine
(C) reversible with diazepam
(D) reversible with pyridostigmine
(E) similar to that produced by glycopyrrolate
Reveal Answer