ARRT CT REGISTRY EXAM AND STUDY GUIDE NEWEST
2025 TEST BANK| COMPLETE 900 REAL EXAM
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) ALREADY GRADED A+| ARRT CT
REGISTRY EXAM PREP 2025 (BRAND NEW!!)
The main advantages of CT over conventional radiography are
.....ANSWER..... -Elimination of superimposed structures
- the ability to differentiate small differences in density of an
atomic structures
- superior quality of the images
Computer tomography for technologists exam review Romans
chapter 1 page 3
CT image quality is evaluated using a number of criteria
including .....ANSWER..... - spatial resolution
- low contrast resolution
,Page 2 of 326
- temporal resolution
Computer tomography for technologists exam review Romans
chapter 1 page 3
This type of resolution choice refers to acquisition speed
.....ANSWER..... Temporal resolution
Computer tomography for technologists exam review Romans
chapter 1 page 3
What is the controlling factor of temporal resolution
.....ANSWER..... -gantry rotation speed
-reconstruction method
This term offers the ability to freeze motion and provide blur
free images .....ANSWER..... Temporal resolution
,Page 3 of 326
https://coursewareobjects.elsevier.com/objects/elr/DeMaio/CT2
e/computedtomography/index.htm
Which of the following technical adjustments may be employed
to improve temporal resolution of an MDCT system
.....ANSWER..... decrease scan time
https://coursewareobjects.elsevier.com/objects/elr/DeMaio/CT2
e/computedtomography/index.htm
The CT process creates what type of images with information
collected when an x-ray beam passes through an area of
anatomy .....ANSWER..... Cross-sectional images
Computer tomography for technologists exam review Romans
chapter 1 page 3
, Page 4 of 326
The CT slice represents a specific plane in the patient's body
referred to as .....ANSWER..... The z-axis
Computer tomography for technologists exam review Romans
chapter 1 page 3
What axis determines the thickness of the cross-sectional slice
.....ANSWER..... The z-axis
Computer tomography for technologists exam review Romans
chapter 1 page 3
The dimensions of a voxel can be calculated as a product of
.....ANSWER..... -pixel size
-section width