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CT Registry Practice Questions with 100% Verified Correct Answers
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CT Registry Practice Questions with 100% Verified Correct Answers What is the average range for activated PTT? - Correct Answer 25-35 seconds What is the correct angle for placement of a butterfly needle for IV contrast? - Correct Answer 15 degrees A total volume of 150mL of IV contrast agen...

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  • August 19, 2024
  • 8
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

Subjects

  • what is the average range for activated ptt
  • what is the correct angle for placement of a butte
  • a total volume of 150ml of iv contrast agent is ad
  • the acronym cdti is used to describe what

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  • CT REGISTRY
  • CT REGISTRY

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CT Registry Practice Questions with 100%
Verified Correct Answers
What is the average range for activated PTT? - Correct Answer 25-35 seconds



What is the correct angle for placement of a butterfly needle for IV contrast? - Correct Answer 15
degrees



A total volume of 150mL of IV contrast agent is administered through a automatic injector in 50
seconds, what is the flow rate? - Correct Answer 2.5 mL/Sec



The acronym CDTI is used to describe what? - Correct Answer (CT Dose Index) The radiation dose to a
patient during a CT scan



When obtaining patient history prior to injection of IV contrast, which of the following must be
included?



1. Any prior allergic reactions to contrast media

2. Presence of HIV or any hepatitis infection

3. History of asthma - Correct Answer 1 & 3 only



Which of the following factors may affect a patients glomeruler filtration rate? (eGFR)



1. Age

2. Sex

3. Race - Correct Answer All of the above



Which contrast agent administration method provides the greatest overalll plasma iodine
concentration? - Correct Answer Bolus Technique



A patient in shock may exhibit whic of the following?



1. Tachycardia

, 2. Rapid, shallow breathing

3. Cyanosis - Correct Answer All of the above



The drug SOLU-CORTEF may be classified as which what type of drug? - Correct Answer
Coritcosteroid



Which of the following has a direct effect on patient dose? - Correct Answer mAs



Which of the following is a non-ionic contrast material - Iodamide, Iothalamate, Iohexol, Diatrizoate?
- Correct Answer Iohexol



What term is used to descibe a patient who is having difficulty breathing? - Correct Answer Dyspnea



What device is used to measure the patient dose from a CT exam? - Correct Answer Ionization
Chamber



What describes a situation in which an assumption is made that an unconsious or otherwiswe
physically unable patient consents to medical treatment? - Correct Answer Implied Consent



Complete cardiac diastole corresponds to which portion of the cardiac cycle on an ECG? - Correct
Answer T-Wave



During CT arthrography, contrast media is injected directly into where? - Correct Answer Joint Space



Which of the following is considered one of the isomolar contrast medias- Iodixanol, Iopamidol,
Iohexol, Ioversol? - Correct Answer Iodixanol (Visipaque)



A common site for the administration of IV contrast (the anterior recess of the elbow) - Correct
Answer Antecubital (AC) Space



The serious decline in renal function following the injection of IV contrast is termed: - Correct Answer
Contrast Induced Nephrotoxcicity (CIN)

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