Free Practice Quiz Question List

3 Diagnostic Imaging Online Quiz Questions

Use this free practice quiz with 20 questions to review 3 Diagnostic Imaging, test your knowledge, and prepare for your next test or exam.

20 questions

True or false

1 point

True or false: MRI uses ionizing radiation to create images.

A
True
B
False

Fill in the blank

1 point

On a routine X-ray, bone generally appears , while air appears .

Written response

1 point

Which imaging modality uses a radiotracer to show tissue function as well as anatomy?

Choose one

1 point

During a CT with intravenous iodinated contrast, a patient reports a brief warm flush and metallic taste but has no other symptoms. What is the best response?

A
Treat the sensations as proof of a severe reaction and stop all future imaging.
B
Explain that these brief sensations can occur and usually pass quickly.
C
Tell the patient that the sensations establish a kidney problem.
D
Reassure the patient that no symptoms during contrast injection ever need to be reported.

Choose one

1 point

A patient scheduled for MRI reports having a cardiac device but does not know its model. What should happen before the patient enters the scanner area?

A
Proceed if the patient feels well and can remain still.
B
Ask the patient to remove the device, then proceed without further screening.
C
Pause preparation and have the MRI team identify and verify the device and its scanning conditions.
D
Proceed using a shorter scan without checking the device.

Written response

1 point

After a CT contrast injection, a patient develops pain and swelling around the IV site. What complication should be considered?

Fill in the blank

1 point

Ultrasound preparation depends on the body area: some abdominal examinations require , while some pelvic examinations require .

Choose all

1 point

A patient is preparing for CT with intravenous iodinated contrast. Which information should the patient report to the care team? Select all that apply.

A
A previous reaction to contrast
B
A preference for a particular scanner room
C
Kidney disease
D
Relevant medical conditions or medications
E
Whether the patient prefers a written report

Choose all

1 point

During an iodinated-contrast CT, which symptoms should the patient report immediately? Select all that apply.

A
Breathing difficulty
B
A brief warm feeling that passes quickly
C
Facial or throat swelling
D
Widespread hives
E
Another sudden severe symptom

True or false

1 point

True or false: After an ultrasound involving sedation, a patient can always resume usual activities immediately without following discharge instructions.

A
True
B
False

Choose one

1 point

A radiology report describes an imaging finding, but the patient’s symptoms and examination provide additional information. How should the ordering clinician use the report?

A
The imaging finding should be treated as a diagnosis without considering the patient.
B
The ordering clinician should consider the report alongside the patient's history and examination.
C
The patient should disregard the report unless symptoms worsen.
D
The report replaces the need to consider the examination findings.

Open ended

1 point

A bone scan shows increased uptake in one region. Explain what this finding can indicate, what it cannot establish by itself, and how it may be evaluated further.

Choose one

1 point

A clinician wants imaging to help distinguish whether a structure is fluid-filled or solid and to assess blood flow. Which modality best fits these aims?

A
A routine X-ray, because it directly measures blood flow.
B
MRI, because it uses ionizing radiation to distinguish fluid from solid tissue.
C
Ultrasound, which can help distinguish fluid-filled from solid structures and assess blood flow with Doppler.
D
Nuclear imaging, because uptake alone identifies the contents of a structure.

Choose one

1 point

A patient asks how bone and air typically look on a routine X-ray. Which explanation is accurate?

A
Bone appears dark and air appears white.
B
Bone appears white or light gray, and air appears dark.
C
Bone and air both appear in shades of gray.
D
Air appears light gray, while bone appears dark.

Choose one

1 point

A patient scheduled for an abdominal ultrasound asks whether to fast or drink water. What is the best response?

A
Fast and drink extra water for every ultrasound examination.
B
Drink water only; fasting is never needed.
C
Check the instructions for the specific examination because preparation varies by body area.
D
No preparation instructions are needed for ultrasound.

Choose one

1 point

A patient scheduled for CT asks whether fasting is required. Which guidance is most appropriate?

A
Fast before every CT examination, regardless of the instructions.
B
Follow the facility’s instructions because fasting is required only for some examinations.
C
Eat and drink normally because fasting is never needed for CT.
D
Skip the examination unless the patient has fasted.

True or false

1 point

A patient taking metformin should stop the medication independently before a CT scan with intravenous contrast.

A
True
B
False

Choose one

1 point

A patient is preparing to leave after a nuclear imaging examination. Which aftercare advice is most appropriate?

A
Avoid all contact with other people for a fixed period after every nuclear scan.
B
Stop usual activities until all tracer has left the body.
C
Follow the study-specific instructions; precautions vary by tracer and examination, and fluids may be advised.
D
No aftercare instructions are needed because the tracer immediately disappears.

Written response

1 point

Before a patient with an unidentified cardiac device enters the MRI scanner area, which team must confirm the exact device and its conditions for scanning?

Written response

1 point

A patient becomes uncomfortable while lying in the MRI scanner. What should the patient use to alert the team?

3 Diagnostic Imaging Online Quiz Questions

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