ARRT MOCK EXAM 1 - 1. This is the period of acute radiation syndro...

ARRT MOCK EXAM 1

COMPLETE ANSWERS 100% CORRECT (LATEST 2024 / 2025 )

• This is the period of acute radiation syndrome (ARS) that is characterized by the full onsent

of systematic illness?: Manifest phase

• How far should the top IR be placed above the level of the shoulders for an AP Humerus

Image?: 1 1/2 Inches

3. What is the largest carpal bone?: Capitate

• A grid designed such that the angle of lead strips align with the divergence of the beam is

called a:: Focused Grid

• Resistance is measured in kilowatts:: False
• What is the central ray position for an AP oblique projection of the cervical spine?: 15

degree cephalic angle centered at C4

• The space between pixels in a digital image is called the:: Pitch
• Which bony landmark lies directly medial to the greater trochanter?: Pubic symphysis

9. The brain is considered low radiosensitive with a weighing factor of: 0.01

• The use of MRI imaging would be contraindicated for patients with

• Aneurysm clips
• Pacemakers
• Pedicle screws or anterior vertebral cages

4. Dental FIlings: 1 and 2

• The natural curve of the thoracic spine is:: Kyphotic
• Spot films are taken with a small bowel study when the ingested barium reaches:: the

ileocecal valve

• What is the primary function of the analog-to-digital converter (ADC) in a CR plate

reader?: Convert electrical signals into binary signals

• Poor receptor exposure in a digital image is most likely to result in:: Information lost in

the image

15. The shallow dose refers to which of the following?: Skin dose

• If a patient begins to have symptoms of hives after an injection of contrast for an IVP, what

should be done first?: Call for a Radiologist

• What wing shaped gland sits anterior the trachea and is a controller of metabolism?: 1 / 2

Thyroid Gland

• Increasing diagnostic filtration will have of these effects?
• Lowers patient dose
• Decreases contrast

3. Decreases exposure to the IR: 1,2 and 3

• Where is the central ray located for an AP oblique view of the lumbar spine?: 2 inches

medial to the ASIS and 1.5 inches above the crest

• Which of the following changes will increase spatial resolution recorded in the image?:

Increase SID

• Which of the following are considered long-term somatic effects of radiation?
• Epilation
• Cataracts

3. Cancer: 2 and 3

• You receive an order to confirm J-tube placement. What radiographic examination would

best show the anatomy of interest?: KUB/ abdomen

23. A MUST be worn when entering a patient's room who is in droplet isolation.:

Surgical grade mask

• The top portion of the IR or collimation light should be placed for a PA projection of

the skull.: 2 inches superior to cranial vertex

• Anoxia refers to a cell having:: No oxygen in a cell
• Energy is the ability to:: Do work
• The area on the anode where electrons are converted into photons is know as the:: Actual

focal spot

• The divergent beam can make the light field directed on the patient appear to be:: smaller

than the actual size

• Elongation is an example of:: Shape distortion
• Flux gain defines:: how many light photons are produced by each electron
• If the measurement of the ASIS is 22cm from the level of the table, what central ray

angulation be used for image an AP knee?: Perpendicular

32. The focal spot size affects which of the following?: Spatial Resolution

33. What term describes the functional portion of the kidney?: Nephron

• Which skull bone includes the petrous ridges and petrous pyramids?: Temporal Bone
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