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About
Prepare for the DANB Radiation Health and Safety exam with a calm, structured study experience.
PrepNovo helps dental assisting candidates practice key radiation health and safety concepts, review clear explanations, and identify the subjects that need more attention.
FEATURES
• Focused practice questions
• Practice organized by subject
• Clear answer explanations
• Progress tracking by subject
• Review of weaker areas
• Timed mock exams
• Educational readiness estimates
• Account-free study experience
• Offline access to core study features
• Optional Premium subscription
STUDY WITH A CLEAR PLAN
Set your exam date, continue where you left off, and focus your study time on the areas that need improvement.
PRACTICE WITH PURPOSE
Work through focused questions and review explanations designed to reinforce important radiation safety concepts.
TRACK YOUR PROGRESS
See correct answers, questions requiring review, and subject-level progress in one clear dashboard.
IMPORTANT DISCLAIMER
PrepNovo is an independent study product. It is not affiliated with, sponsored by, or endorsed by Dental Assisting National Board, Inc. DANB® and RHS® are registered trademarks of DANB.
PrepNovo does not contain official or recalled examination questions. Practice results, mock exam results, and readiness estimates are educational tools only. They are not official exam results and do not guarantee that a user will pass the DANB RHS examination.
The content in this app is intended for educational purposes and does not constitute clinical, medical, legal, or employment advice.
Terms of Use: https://prepnovo.org/terms-of-use/
Privacy Policy: https://prepnovo.org/privacy-policy/
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What's New in Prepnovo DANB RHS
1.0
October 24, 2026
2
Subscriptions & In-App Purchases
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Access all practice modes and premium study tools.
$9.997 Days



