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Computed Tomography Test Prep Questions and Answers (Latest Update 2025)
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Computed Tomography Test Prep Questions and Answers (Latest Update 2025)
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Computed Tomography Test PrepQuestions and Answers (Latest Update
2025)
When completing a CT exam for post myelogram of the
lumbar spine in an adult patient, which of the following would
be an acceptable range for contrast volume for the
intrathecal injection? - Correct Answer ✅12 to 14ml
Small children undergoing CT exams are commonly sedated
with the medication ________. - Correct Answer ✅Chloral
hydrate
Disassociating into charged particles when placed into a
solution is the term given to ______ contrast material. -
Correct Answer ✅Ionic
The use of non-ionic vs. ionic contrast media should be based
on? - Correct Answer ✅1. age and physical condition of
patient
2. allergic history of the patient
Due to the density, barium sulfate suspensions used for CT
exams must be a concentration of? - Correct Answer ✅1%
to 3% barium sulfate
The number of ions formed when a substance dissociates in a
solution is referred to as ___________. - Correct Answer
✅Osmolality
, Computed Tomography Test Prep
Questions and Answers (Latest Update
2025)
The advantages of a helical Ct when compared to
conventional CT scanning is/are? - Correct Answer ✅1.
reduces misregistation artifacts
2. reduces scan time
The best eval of coronary artery disease which of the
following types of ct scanners should be used? - Correct
Answer ✅Electron Beam Scanner
The advantages of using an automatic power injector versus
the manuel bolus method of IV contrast administration
includes? - Correct Answer ✅-uniform contrast admin
through entire length of study
-increased tissue enhancement due to the fast injection rates
The flow rate for a biphasic tech, for a spiral CT study of the
liver would include? - Correct Answer ✅3ml/s for 50ml
followed by 1.5 ml/s for 100ml
Reference detectors of 3rd generation are used to? - Correct
Answer ✅Measure the incident radiation intensity and are
used by the computer during calculation of the linear
attenuation coefficient.
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