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)
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)
