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Free ADEX Hygiene Exam Prep

ADEX Dental Hygiene Clinical Examination

Pass your ADEX Hygiene exam without spending hundreds on expensive prep courses. Free study guides, practice questions, flashcards, and related exam resources.

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ADEX Hygiene Exam Details

ADEX Dental Hygiene Clinical Examination

Administered by American Board of Dental Examiners (CDCA-WREB-CITA)

Official Source
75 (reported as Pass/Fail to candidates and jurisdictions)
Passing Score
CSCE
Questions
CSCE
Hours
Full exam $1,150 + facility fee; clinical retake $795; CSCE OSCE $450 ($275 retake); typodont $150
Exam Fee
Study time: ABDE/ADEX does not publish an official estimate; most candidates report 60-120 hours over 2-4 months on top of clinical preparation
Prerequisites: Graduate (or senior candidate) of a CODA- or CDAC-accredited dental hygiene program; international graduates require state board permission
Valid for: Lifetime credential; state hygiene renewals follow individual jurisdiction CE rules

Exam Content Breakdown

Based on the official American Board of Dental Examiners (CDCA-WREB-CITA) content outline

Medical and Dental Assessment12%

Medical history review, vital signs, ASA classification, medication risks, allergies, and consent considerations

Intra and Extra Oral Assessment and Charting27%

Soft-tissue and hard-tissue assessment, lesion description, dental charting (existing restorations, missing teeth), periodontal charting (probing depths, recession, CAL, mobility, furcation), and 2017 AAP periodontal classification

Radiology and Imaging15%

FMX and bitewing prescription, radiographic interpretation (caries, calculus, bone loss, periapical pathology), exposure factors, ALARA, and infection control for radiology

Dental Hygiene Care Planning13%

Treatment-need classification, prioritization, prophylaxis vs SRP vs periodontal maintenance, recall intervals, and patient self-care education

Patient Care (including periodontal procedures)19%

Instrumentation (Gracey area-specific vs universal, ultrasonic vs hand), scaling and root planing technique, anesthesia for hygiene, fluoride therapy, sealants, and medical emergencies

Dental Specialties and Applied Pharmacology14%

Pediatric, orthodontic, prosthodontic, periodontic, endodontic, oral surgery considerations, and pharmacology relevant to hygiene practice

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What's Next After the ADEX Hygiene?

After passing the ADEX Hygiene, you can pursue these career paths

NBDHE

Pair with the National Board Dental Hygiene Examination (NBDHE), the written cognitive licensure requirement

Coming Soon

State Dental Hygiene Jurisprudence Exams

Most ADEX-accepting states require a state-specific hygiene jurisprudence/laws exam before issuing the license

Coming Soon

Local Anesthesia / Nitrous Permits

Many states require separate ADEX or in-state permitting exams to add local anesthesia or nitrous oxide to hygiene scope

Coming Soon

ADEX Hygiene Exam FAQ

Official American Board of Dental Examiners (CDCA-WREB-CITA) Resources

Verify information with these official sources

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