Question 1
In diagnostic CT, which of the following best describes the relationship between kVp and image contrast for soft tissues?
Correct Answer:
Lower kVp increases soft-tissue contrast because photoelectric interactions dominate at lower energies
Question 2
Which Hounsfield unit (HU) value is closest to normal non-contrast brain parenchyma?
Correct Answer:
30-40 HU
Question 3
On MRI, which sequence best suppresses CSF signal to highlight periventricular lesions such as multiple sclerosis plaques?
Correct Answer:
FLAIR (Fluid-Attenuated Inversion Recovery)
Question 4
Which MRI sequence is MOST sensitive for detecting acute ischemic stroke within the first few hours?
Correct Answer:
Diffusion-weighted imaging (DWI) with ADC map
Question 5
On non-contrast CT of acute ischemic stroke, which finding is a well-recognized early sign?
Correct Answer:
Hyperdense middle cerebral artery (MCA) sign
Question 1
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About this Exam

Prepare with the ABR DR Core Practice Questions - ABR Diagnostic Radiology Primary Certification - Core Exam practice quiz. This question bank includes 100 questions covering finding, patient, imaging, sign, and chest. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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ABR DR Core Practice Questions - ABR Diagnostic Radiology Primary Certification - Core Exam

This practice set contains 100 questions from the matching question bank and focuses on finding, patient, imaging, sign, and chest. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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