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CT ARRT Exam Review #1 Questions and Answers Graded A+
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CT ARRT Exam Review #1
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CT ARRT Exam Review #1c. 25-35 seconds - answerAn average range for activated PTT is:
a. 10-12 seconds
b. 17-21 seconds
c. 25-35 seconds
d. 43-55 seconds
b. 15 degrees - answerWhich of the following is the correct angle of insertion for placing
a butterfly needle into a vein for intravenous administration of a contrast agent?
a. 5 degrees
b. 15 degrees
c. 45 degrees
d. 60 degrees
d. 2.5 mL/sec - answerA total volume of 125mL of an iodinated contrast agent is
administered intravenously via automatic injector in 50 seconds. The flow rate for this
injection is:
a. 0.75 mL/sec
b. 1.25 mL/sec
c. 1.75 mL/sec
d. 2.5 mL/sec
a. hypoxemia - answerThe condition whereby the patient suffers from a low
concentration of oxygen in the blood is called:
a. hypoxemia
b. hypotension
c. hypoxia
d. hyponatremia
c. 1 and 3 only - answerWhile one is obtaining a thorough history from a patient prior to
the intravenous injection of an iodinated contrast material, which of the topics should be
included?
1. any prior allergic reactions to contrast media
2. presence of HIV or hepatitis infection
3. history of asthma
a. 1 only
,b. 1 and 2 only
c. 1 and 3 only
d. 1, 2, and 3
d. 1, 2, and 3 - answerWhich of the following factors may affect a patient's calculated
glomerular filtration rate (GFR)?
1. age
2. sex
3. race
a. 1 and 2 only
b. 2 and 3 only
c. 1 and 3 only
d. 1, 2, and 3
b. bolus technique - answerWhich of the following intravenous contrast agent
administration methods provides the greatest overall plasma iodine concentration?
a. drip infusion
b. bolus technique
c. biphasic technique
d. CT portography
d. 1, 2, and 3 - answerA patient in shock may exhibit which of the following symptoms?
1. tachycardia
2. rapid, shallow breathing
3. cyanosis
a. 1 only
b. 1 and 2 only
c. 1 and 3 only
d. 1, 2, and 3
d. corticosteroid - answerThe drug SOLU-CORTEF may be classified as which of the
following?
a. anticholinergic
b. bronchodilator
c. antihistamine
d. corticosteroid
c. iohexl - answerWhich of the following is a nonionic contrast material?
a. iodamide
b. iothalamate
c. iohexl
,d. diatrizoate
b. dyspnea - answerWhich of the following terms is used to describe a patient who is
having difficulty breathing?
a. dyslexia
b. dyspnea
c. dysphagia
d. dysphasia
d. implied consent - answerWhich of the following describes the situation in which an
assumption is made that an unconscious or otherwise physically unable patient
consents to medical treatment?
a. informed consent
b. witnessed consent
c. patient proxy
d. implied consent
d. T wave - answerComplete cardiac diastole corresponds to which portion of the
cardiac cycle on an electrocardiogram (ECG)?
a. P wave
b. QRS complex
c. Alpha wave
d. T wave
a. joint space - answerDuring CT arthrography, iodinated contrast media is injected
directly into the:
a. joint space
b. intrathecal space
c. subarachnoid space
d. venous bloodstream
a. iodixanol - answerWhich of the following is considered one of the iso-osmolar
contrast media (IOCM)?
a. iodixanol
b. iopamidol
c. iohexl
d. ioversol
d. antecubital space - answerA common site for IV administration of iodinated contrast
media is the anterior recess of the elbow, otherwise known as the:
, a. brachial fossa
b. olecranon fossa
c. retroulnar space
d. antecubital space
c. contrast-induced nephrotoxicity - answerThe potentially serious decline in renal
function after the IV administration of contrast material is called:
a. anaphylaxis
b. bronchoplasm
c. contrast-induced nephrotoxicity
d. urticaria
d. 1, 2, and 3 - answerAdvantages of a saline flush immediately after the IV
administration of iodinated contrast material include:
1. reduction in required contrast agent dose
2. reduction in the incidence of contrast-induced nephrotoxicity
3. reduction of streaking artifact from dense contrast agent in vasculature
a. 1 only
b. 3 only
c. 2 and 3 only
d. 1, 2, and 3
a. sublingual nitroglycerine - answerWhich of the following medications may be
administered to dilate the coronary vasculature prior to a cardiac CT exam?
a. sublingual nitroglycerine
b. a beta-androgenic receptor blocking agent
c. atropine
d. albuterol
b. 60-90 mm Hg - answerA normal range for diastolic blood pressure in an adult is:
a. 40-60 mm Hg
b. 60-90 mm Hg
c. 80-120 mm Hg
d. 95-140 mm Hg
b. intramuscular - answerWhich of the following is a parenteral route of medication
administration?
a. sublingual
b. intramuscular
c. transdermal
d. oral
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