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CT Registry Questions and Answers (Q&A)

M. Kennedy, Web Content Writer
Answered: Jun 28, 2018
The slip ring is known to be a device that will have the ability to turn stationary energy to kinetic energy. This will allow any rotating structure to work well. Based on the different choices...Read More

2 Answers

323 views
E. Austin
Answered: Dec 14, 2018
This is a tricky question. This question does not actually have an answer because all of the bones listed are tarsal bones. Tarsal bones are small bones found in your feet. The midfoot, hindfoot,...Read More

4 Answers

322 views
N. Kingsley, Writer
Answered: Nov 05, 2018
Retrospective image reconstruction is also known as CT reconstruction because CT stands for Computed Tomography. Tomographic reconstruction refers to the amount of projections needed for a...Read More

2 Answers

317 views
Akuhlman
Answered: Jul 15, 2020
Streak artifacts are reduced or eliminated.

1 Answer

302 views
John Smith
Answered: Jul 15, 2020
The time between the end of one scan and the start of the next scan during which the tube will cool

1 Answer

287 views
John Smith
Answered: Jul 15, 2020
Array Processor
(d) The array processor is a specialized component of the CT computer system. It is capable of performing the massive calculations required for CT image reconstruction.

1 Answer

280 views
M. Kennedy, Web Content Writer
Answered: May 07, 2019
The correct answer to this question is B, Decreasing collimation. In X-ray beams, collimation is importing for image quality and patient dose during fluoroscopy and radiation projections. This...Read More

3 Answers

274 views
John Smith
Answered: Jul 15, 2020
Increased patient dose

(b) The use of a fan shaped beam during CT imaging increases the total volume of tissue irradiated, thereby increasing the amount of scatter radiation produced.

1 Answer

263 views
John Smith
Answered: Jul 15, 2020
Increased aperture size

The signal to noise ratio of a CT image is increased when a larger amount of x-ray photons are absorbed by the detectors.

1 Answer

252 views
Mhixson
Answered: Jul 15, 2020
Decrease in matrix size

1 Answer

249 views
John Adney
Answered: Oct 25, 2017

Can you please describe how you got the answer? Thanks

2 Answers

246 views
E. Stanley, Technical writer
Answered: Aug 29, 2018
The answer to this is C. Beam hardening is described as the x-ray beam passes through the item or the object that is being x-rayed. This means that the lower energy photons do not contribute to...Read More

2 Answers

245 views
Mhixson
Answered: Jul 15, 2020
3 only

Prepatient collimation controls the slice thickness by reducing the size of the primary beam. This is accomplished with the use of the lead shutters, which absorb the outer margins...Read More

1 Answer

242 views
Dina Rossi
Answered: Nov 18, 2017

If a person has HIV reason being it's Hippa and also precautions are used for all patients

4 Answers

240 views
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