DANB RHS Practice Questions - DANB Radiation Health and Safety Exam - DANB RHS Practice Questions

Question 1

On a bitewing radiograph, the proximal contacts of adjacent teeth overlap. Which error in technique is the MOST likely cause?

Incorrect horizontal angulation of the central ray Excessive vertical angulation of the PID Underexposure of the receptor Reversed placement of the receptor in the mouth

Correct Answer:

Incorrect horizontal angulation of the central ray

Question 2

A periapical image shows teeth that appear longer than the actual teeth (elongation). What adjustment corrects this?

Increase the vertical angulation of the PID Decrease the vertical angulation of the PID Increase the milliamperage Move the receptor closer to the tooth

Correct Answer:

Increase the vertical angulation of the PID

Question 3

A periapical image shows teeth that appear shorter than the actual teeth (foreshortening). What is the cause?

Excessive vertical angulation of the PID Insufficient vertical angulation of the PID Incorrect horizontal angulation Too long an exposure time

Correct Answer:

Excessive vertical angulation of the PID

Question 4

A clear, unexposed curved area appears at the edge of an intraoral image. This 'cone cut' is corrected by:

Re-centering the PID so the beam fully covers the receptor Increasing the exposure time Using a larger receptor Decreasing the vertical angulation

Correct Answer:

Re-centering the PID so the beam fully covers the receptor

Question 5

Which intraoral technique places the receptor parallel to the long axis of the tooth and directs the central ray perpendicular to both, producing the most dimensionally accurate image?

Paralleling technique Bisecting-angle technique Occlusal technique Localization (SLOB) technique

Correct Answer:

Paralleling technique

Question 1

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About this Exam

Prepare with the DANB RHS Practice Questions - DANB Radiation Health and Safety Exam practice quiz. This question bank includes 97 questions covering image, dental, patient, teeth, and intraoral. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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DANB RHS Practice Questions - DANB Radiation Health and Safety Exam

This practice set contains 97 questions from the matching question bank and focuses on image, dental, patient, teeth, and intraoral. 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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DANB RHS Practice Questions - DANB Radiation Health and Safety Exam

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