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Dental Hygiene: NBDHE

Resources for the dental professional who specializes in scaling and polishing teeth as well as other preventive dental care.

The Joint Commission on National Dental Examinations

The National Board Dental Hygiene Examination (NBDHE) is a standardized test to evaluate the preparedness of individuals for the study and practice of dental hygiene. The exam is comprised of 350 multiple-choice questions divided into two groups:

  • 200 questions in component A (scientific basis for dental hygiene practice, provision of clinical dental hygiene services, and community health/research principles)
  • 150 questions in component B (12-15 dental hygiene patient cases)

2019 NBDHE New Guidelines

Exam Preparation Books

Unless otherwise noted, the following exam prep books are kept on reserve at the Main Circulation Desk under DEN NBDHE.