VTNE Diagnostic Imaging Practice Test Questions Answers

Last Updated on March 8, 2025

VTNE Diagnostic Imaging Practice Test Questions Answers 2025. Diagnostic imaging questions are another type of question on the VTNE. This group of questions makes up about 6 percent (9 items) of the exam.

The diagnostic imaging questions on the VTNE are designed to test your knowledge of the various forms of diagnostic imaging, the methods and techniques for using diagnostic imaging devices, X-ray technology, X-ray processing and development techniques, quality assurance techniques, maintenance and safety protocols, positioning techniques, and more.

Sometimes, a simple physical examination may not be enough for a veterinarian to accurately determine what is wrong with a sick or injured patient. When they need to get a closer look at what is happening inside their patients, technicians frequently use diagnostic imaging tools such as X-rays, MRIs, and ultrasounds to help them formulate proper diagnoses.

VTNE Diagnostic Imaging Practice Test

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VTNE Diagnostic Imaging Practice Test

VTNE Diagnostic Imaging Practice Test
Total Items: 25
Test Ducation: N/A

Diagnostic imaging questions may ask you to correctly identify a piece of equipment or an imaging technique based on a given definition or scenario. You may also find questions that ask you to select the correct statement from a series of incorrect statements or to choose the incorrect statement from a series of correct statements. The multiple-choice items are generally formatted as questions, incomplete statements, or scenarios.

1 / 25

1) Which factor is most likely to contribute to motion artifacts in radiographic images?

A) Use of a grid with a high grid ratio

B) Incorrect film processing time

C) Patient movement during exposure

D) Overexposure of the film

2 / 25

2) In nuclear scintigraphy, the administration of a radiopharmaceutical primarily allows visualization of:

A) Organ function and metabolism

B) Soft tissue contrast

C) Bone structure

D) Vascular anatomy

3 / 25

3) In digital radiography, which term describes the measure of spatial resolution or the ability to distinguish small details?

A) Pixel size

B) Contrast

C) Dynamic range

D) Sensitivity

4 / 25

4) Which diagnostic imaging technique forms images based on the release of positrons caused by the administration of a radioactive tracer isotope?

A) Ultrasound

B) CT scan

C) MRI

D) PET scan

5 / 25

5) In computed tomography (CT), what does the term “slice thickness” refer to?

A) The amount of time taken to acquire the image

B) The number of images acquired per rotation

C) The depth of the section of tissue imaged

D) The width of the X–ray beam used

6 / 25

6) Which of the following is described as a loss of detail due to phosphor variations in the intensifying screen?

A) Structure mottle

B) Radiographic mottle

C) Quantum mottle

D) Penumbra

7 / 25

7) After soaking in the developer, the next step in developing a radiograph is the:

A) Rinse bath

B) Fixer

C) Wash bath

D) Dryer

8 / 25

8) Which type of ultrasound artifact occurs when sound is completely reflected or absorbed by an object?

A) Acoustic shadowing

B) Reverberation

C) Mirror image

D) Refraction

9 / 25

9) Which artifact in radiography is characterized by a gradual loss of detail at the edges of structures due to the divergence of the X–ray beam?

A) Motion blur

B) Grid cutoff

C) Quantum mottle

D) Penumbra

10 / 25

10) Which of the following best describes “contrast resolution” in diagnostic imaging?

A) The ability to differentiate between two objects of similar density

B) The time required to process an image

C) The ability to identify fine structural details

D) The size of the smallest detectable object

11 / 25

11) In radiographic quality assurance, which of the following practices is essential for ensuring consistent image quality?

A) Regular calibration and maintenance of the imaging equipment

B) Using expired processing chemicals

C) Ignoring environmental factors

D) Increasing the kVp arbitrarily

12 / 25

12) What is the primary reason for collimation during X–ray exposure?

A) To allow simultaneous imaging of multiple patients

B) To reduce patient dose and improve image quality by limiting the beam size

C) To increase the contrast of the image

D) To speed up film processing

13 / 25

13) During an ultrasound exam, which parameter is adjusted to optimize image resolution and penetration depth?

A) Frequency

B) Depth

C) Focus

D) Gain

14 / 25

14) Which imaging modality is best suited for evaluating soft tissue contrast without using ionizing radiation?

A) X–ray

B) MRI

C) Ultrasound

D) CT scan

15 / 25

15) Which term describes the inherent graininess or speckled appearance seen on radiographs, especially at low exposure levels?

A) Quantum mottle

B) Structure mottle

C) Radiographic mottle

D) Penumbra

16 / 25

16) What is one of the main advantages of digital radiography over conventional film radiography?

A) Reduced image resolution

B) No need for collimation

C) Immediate image acquisition and manipulation

D) Higher radiation dose

17 / 25

17) A higher grid ratio indicates that:

A) More scatter radiation is absorbed

B) Less scatter radiation is absorbed

C) Shorter exposure time is required

D) Less primary radiation is absorbed

18 / 25

18) Which of the following processing factors may lead to increased film density?

A) Incorrect developer temperature

B) Diluted developer solution

C) Contaminated developer solution

D) Improperly mixed developer solution

19 / 25

19) What is the primary purpose of using a grid in radiography?

A) To decrease image resolution

B) To increase exposure time

C) To reduce the amount of scatter radiation reaching the film

D) To improve film processing speed

20 / 25

20) Which of the following would appear the whitest on an X–ray?

A) Fat

B) Bone

C) Organs

D) Barium

21 / 25

21) Which physical factor may result in diminished radiographic contrast?

A) Increased object–film distance

B) Patient too thick

C) Patient not parallel to the film

D) Underfiltration

22 / 25

22) What is the effect of increasing the kilovoltage peak (kVp) on a radiograph?

A) Decreases patient dose

B) Increases exposure time

C) Increases image contrast

D) Decreases image contrast

23 / 25

23) Which parameter does not directly affect the radiographic density of an image?

A) Exposure time

B) Object–film distance

C) kVp

D) Processing time

24 / 25

24) Which of the following problems would result in black marks on a developed radiograph?

A) Inadequate rinsing

B) Low processing solutions

C) Debris in the cassette

D) Damaged grid

25 / 25

25) Dorsoventral is a directional term that indicates an X–ray that enters from the:

A) Dorsal aspect of the forelimb and exits at the palmar aspect

B) Back and exits through the abdomen

C) Dorsal aspect of the hind limb and exits at the plantar aspect

D) Tail and exits through the head

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