Free diagnostic · No account needed

Find your weak spots before the NBDHE finds them.

Seventy-five board-style questions built to the NBDHE's own blueprint — 65 discipline items across the three domains, plus two patient-case testlets. In about 45 minutes you'll see exactly where studying moves the needle, down to the sub-area, and leave with a plan.

+ 75 items + Weighted 62 / 28 / 10 + 2 patient cases + ≈45 min + Rationale on every item

Takes about 45 minutes · Skip any question · Nothing is graded against you

What makes it worth 45 minutes
01

Built to the blueprint

65 discipline items split 62% Clinical, 28% Scientific, 10% Community — the NBDHE's Component A weighting — plus two patient-case testlets for the case-based half: an adult periodontal patient and a child.

02

Real board formats

Straight multiple-choice alongside the exam's own EXCEPT, paired true-false, and cause-and-effect items — so it reads like the test, not a flashcard deck.

03

You learn as you go

Every item carries a full rationale — why the right answer is right, and where the tempting wrong answers go astray. You read them in your review after scoring.

04

It pinpoints the fix

Your results name your weakest NBDHE sub-area — Pharmacology, Radiographs, Periodontics, and the rest — and route you to the matching practice.

This diagnostic is a study aid, not an official practice exam or a prediction of your NBDHE result. The House of Hygiene is not affiliated with or endorsed by the Joint Commission on National Dental Examinations (JCNDE). Question content is for educational use.

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Answer sheet

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Tap any number to jump straight back to it. Once you submit, answers are scored and your readiness report opens.

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Where to focus first

Your weakest area is

Open your full readiness report

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  • Your topic-by-topic breakdown across all three domains
  • A free drill matched to your weakest sub-area
  • The full rationale for every question, with your flags kept

Your answers are scored in your browser and saved on your device. Submitting your email only shares the summary above.

This diagnostic is a study aid, not an official practice exam or a prediction of your NBDHE result. The House of Hygiene is not affiliated with or endorsed by the Joint Commission on National Dental Examinations (JCNDE). Question content is for educational use.

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