ARRT PRACTICE QUESTIONS WITH 100% ACCURATE
ANSWERS
For the cervicothoracic region lateral projection (swimmer's technique), the recommended
position of the humeral head closest to the IR is move - Accurate answers anteriorly
What two bones are united to form the sternoclavicular joint? - Accurate answers .
Clavicle and sternum
A radiographic contrast medium that absorbs more radiation than the organ in which it is
placed is termed a(n) - Accurate answers Positive agent
Which radiographic projection of the shoulder joint will demonstrate the glenoid cavity in
profile? - Accurate answers AP oblique (Grashey method)
What is the primary factor affecting the brightness of the fluoroscopic image? - Accurate
answers 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? - Accurate answers Epicondyles
Underexposed radiographs produced while using an AEC device might result from: - Accurate
answers Having an insufficient backup time set for a very large patient
A common group of drugs that are used to promote defecation are termed: - Accurate
answers Cathartics
How much is the patient rotated from the horizontal position to visualize the zygapophyseal
joints of the thoracic vertebrae? - Accurate answers 70 degrees
Which of the following radiographic procedures requires an image demonstrating a long scale
of contrast? - Accurate answers Chest
Select the correct sequence of energy conversions when an indirect flat panel detector is used:
- Accurate answers X-ray to light to electrons
The ovaries are least sensitive to radiation at which age? - Accurate answers 20-30 years
of age
What is the active component of the TLD? - Accurate answers 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): - Accurate answers AP Projection
During cystography, when ureteral reflux is suspected, it is often necessary to include a
__________ radiograph. - Accurate answers Voiding
What is the milliampere setting if the desired milliamperage-seconds are 40 and if the time is
setting is 50 milliseconds? - Accurate answers 800 mA
Which of the following is (are) possible long-term somatic effects of radiation exposure?
1. Nausea & vomiting
2.Carcinogenesis
3. Leukemia - Accurate answers 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: - Accurate answers high-LET radiation such as alpha particles
Which device in the typical x-ray circuit is adjusted to select the kilovoltage? - Accurate
answers Autotransformer
If all of the other factors remain the same, what effect does excessive filtration have on a
radiographic image? - Accurate answers Reduced contrast
What does the term "fill factor" refer to? - Accurate answers The percentage of the pixel
face that contains the x-ray detector
Which of the following would decrease the production of scatter radiation? - Accurate
answers 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 - Accurate answers 1&2
Medical asepsis can be defined as the __________ of pathogenic microorganisms in the
environment? - Accurate answers reduction in number
What is the name of the type of skull that is considered to be of average shape and size? -
Accurate answers 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 - Accurate answers 1, 2, 4, 5, 6
When walking into a patient's room that has been diagnosed as having TB, what should you
wear? - Accurate answers Gloves and a N95 mask
This type of DR technology uses silicon semiconductor chips which are tiled together into a
matrix array. - Accurate answers 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? - Accurate answers 10,575 HU
When imaging a morbidly obese patient, which of the following should be considered to
minimize the radiation dose to the patient? - Accurate answers Use midline body
landmarks to ensure accurate positioning.
To better visualize the lateral thoracic spine, the patient should be instructed to: - Accurate
answers 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
3) being diagnosed with cancer - Accurate answers 2&3
Radiographic contrast is injected into which of the following for a lumbar myelogram? -
Accurate answers Subarachnoid space
Which radiographic decubitus position is preferred for demonstrating air and fluid levels in the
abdomen? - Accurate answers Left lateral decubitus
Where is the sternal angle located? - Accurate answers At the junction of manubrium and
sternal body
If a radiographer sets a technique of 75 kVp and 50 mAs for an AP projection of the abdomen
but was asked to reduce the dose to the patient, the radiographer could: - Accurate answers
Use a higher speed screen with a comparable change in milliamperage-seconds
ANSWERS
For the cervicothoracic region lateral projection (swimmer's technique), the recommended
position of the humeral head closest to the IR is move - Accurate answers anteriorly
What two bones are united to form the sternoclavicular joint? - Accurate answers .
Clavicle and sternum
A radiographic contrast medium that absorbs more radiation than the organ in which it is
placed is termed a(n) - Accurate answers Positive agent
Which radiographic projection of the shoulder joint will demonstrate the glenoid cavity in
profile? - Accurate answers AP oblique (Grashey method)
What is the primary factor affecting the brightness of the fluoroscopic image? - Accurate
answers 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? - Accurate answers Epicondyles
Underexposed radiographs produced while using an AEC device might result from: - Accurate
answers Having an insufficient backup time set for a very large patient
A common group of drugs that are used to promote defecation are termed: - Accurate
answers Cathartics
How much is the patient rotated from the horizontal position to visualize the zygapophyseal
joints of the thoracic vertebrae? - Accurate answers 70 degrees
Which of the following radiographic procedures requires an image demonstrating a long scale
of contrast? - Accurate answers Chest
Select the correct sequence of energy conversions when an indirect flat panel detector is used:
- Accurate answers X-ray to light to electrons
The ovaries are least sensitive to radiation at which age? - Accurate answers 20-30 years
of age
What is the active component of the TLD? - Accurate answers 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): - Accurate answers AP Projection
During cystography, when ureteral reflux is suspected, it is often necessary to include a
__________ radiograph. - Accurate answers Voiding
What is the milliampere setting if the desired milliamperage-seconds are 40 and if the time is
setting is 50 milliseconds? - Accurate answers 800 mA
Which of the following is (are) possible long-term somatic effects of radiation exposure?
1. Nausea & vomiting
2.Carcinogenesis
3. Leukemia - Accurate answers 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: - Accurate answers high-LET radiation such as alpha particles
Which device in the typical x-ray circuit is adjusted to select the kilovoltage? - Accurate
answers Autotransformer
If all of the other factors remain the same, what effect does excessive filtration have on a
radiographic image? - Accurate answers Reduced contrast
What does the term "fill factor" refer to? - Accurate answers The percentage of the pixel
face that contains the x-ray detector
Which of the following would decrease the production of scatter radiation? - Accurate
answers 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 - Accurate answers 1&2
Medical asepsis can be defined as the __________ of pathogenic microorganisms in the
environment? - Accurate answers reduction in number
What is the name of the type of skull that is considered to be of average shape and size? -
Accurate answers 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 - Accurate answers 1, 2, 4, 5, 6
When walking into a patient's room that has been diagnosed as having TB, what should you
wear? - Accurate answers Gloves and a N95 mask
This type of DR technology uses silicon semiconductor chips which are tiled together into a
matrix array. - Accurate answers 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? - Accurate answers 10,575 HU
When imaging a morbidly obese patient, which of the following should be considered to
minimize the radiation dose to the patient? - Accurate answers Use midline body
landmarks to ensure accurate positioning.
To better visualize the lateral thoracic spine, the patient should be instructed to: - Accurate
answers 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
3) being diagnosed with cancer - Accurate answers 2&3
Radiographic contrast is injected into which of the following for a lumbar myelogram? -
Accurate answers Subarachnoid space
Which radiographic decubitus position is preferred for demonstrating air and fluid levels in the
abdomen? - Accurate answers Left lateral decubitus
Where is the sternal angle located? - Accurate answers At the junction of manubrium and
sternal body
If a radiographer sets a technique of 75 kVp and 50 mAs for an AP projection of the abdomen
but was asked to reduce the dose to the patient, the radiographer could: - Accurate answers
Use a higher speed screen with a comparable change in milliamperage-seconds
