ARRT Practice Exam 2024 | ARRT Practice
Core Exam Latest Update 2024 Questions
and Correct Answers Rated A+
For the cervicothoracic region lateral projection (swimmer's
technique), the recommended position of the humeral head closest to
the IR is move -ANSWER-anteriorly
What two bones are united to form the sternoclavicular joint? -
ANSWER-.
Clavicle and sternum
A radiographic contrast medium that absorbs more radiation than the
organ in which it is placed is termed a(n) -ANSWER-Positive agent
Which radiographic projection of the shoulder joint will demonstrate
the glenoid cavity in profile? -ANSWER-AP oblique (Grashey method)
What is the primary factor affecting the brightness of the fluoroscopic
image? -ANSWER-Density of the anatomic part
Which part(s) of the humerus should be palpated and correctly placed
to ensure that the humerus is correctly positioned for AP projections? -
ANSWER-Epicondyles
Underexposed radiographs produced while using an AEC device
might result from: -ANSWER-Having an insufficient backup time set
for a very large patient
A common group of drugs that are used to promote defecation are
termed: -ANSWER-Cathartics
,How much is the patient rotated from the horizontal position to
visualize the zygapophyseal joints of the thoracic vertebrae? -
ANSWER-70 degrees
Which of the following radiographic procedures requires an image
demonstrating a long scale of contrast? -ANSWER-Chest
Select the correct sequence of energy conversions when an indirect
flat panel detector is used: -ANSWER-X-ray to light to electrons
The ovaries are least sensitive to radiation at which age? -ANSWER-
20-30 years of age
What is the active component of the TLD? -ANSWER-lithium fluoride
A right lateral decubitus radiograph is taken of a patient with the grid
placed behind the patient. This is an example of a(n): -ANSWER-AP
Projection
During cystography, when ureteral reflux is suspected, it is often
necessary to include a __________ radiograph. -ANSWER-Voiding
What is the milliampere setting if the desired milliamperage-seconds
are 40 and if the time is setting is 50 milliseconds? -ANSWER-800 mA
Which of the following is (are) possible long-term somatic effects of
radiation exposure?
1. Nausea & vomiting
2.Carcinogenesis
3. Leukemia -ANSWER-2 & 3 only
,Direct action may occur after exposure to any type of radiation, but it
is much more likely to happen after exposure to: -ANSWER-high-LET
radiation such as alpha particles
Which device in the typical x-ray circuit is adjusted to select the
kilovoltage? -ANSWER-Autotransformer
If all of the other factors remain the same, what effect does excessive
filtration have on a radiographic image? -ANSWER-Reduced contrast
What does the term "fill factor" refer to? -ANSWER-The percentage of
the pixel face that contains the x-ray detector
Which of the following would decrease the production of scatter
radiation? -ANSWER-A decrease in kilovolts (peak)
The American College of Radiology (ACR) recommends that all
available dose data from fluoroscopic examinations be recorded in the
patient's medical record. Which of the following are acceptable
methods of recording approximate dose?
1. Cumulative Air Kerma or Air Kerma area product data
2. Fluoroscopic exposure time and number of images acquired
3. Exposure factors utilized for the examination -ANSWER-1 & 2
Medical asepsis can be defined as the __________ of pathogenic
microorganisms in the environment? -ANSWER-reduction in number
What is the name of the type of skull that is considered to be of
average shape and size? -ANSWER-Mesocephalic
, Radioactive materials are stored and processed in the hospital nuclear
medicine department. What types of personal protective equipment
should the technologist wear while working with these materials?
1. Disposable nitrile gloves
2. Safety glasses
3. Surgical mask
4. Lab coat
5. Close-toed shoes
6. Sleeve protectors -ANSWER-1, 2, 4, 5, 6
When walking into a patient's room that has been diagnosed as
having TB, what should you wear? -ANSWER-Gloves and a N95
mask
This type of DR technology uses silicon semiconductor chips which
are tiled together into a matrix array. -ANSWER-CCD
How many heat units (HU) are generated when setting a technique of
75 kVp, 400 mA, 250 milliseconds, on a 3-phase, 12-pulse generator?
-ANSWER-10,575 HU
When imaging a morbidly obese patient, which of the following should
be considered to minimize the radiation dose to the patient? -
ANSWER-Use midline body landmarks to ensure accurate positioning.
To better visualize the lateral thoracic spine, the patient should be
instructed to: -ANSWER-Breathe quietly
Which of the following situations may cause a patient to go through
the grieving process?
1) having a fractured clavicle
2) losing a spouse
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