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Question 1
Which structure forms the most coronal part of the periodontium and creates the seal between the gingiva and the tooth surface?
Correct Answer:
Junctional epithelium
Question 2
Dental plaque is best described as a:
Correct Answer:
Structured microbial biofilm in a matrix of extracellular polymers
Question 3
In the 2017 World Workshop classification, the diagnosis of periodontitis is based on staging and grading. Stage is primarily determined by:
Correct Answer:
Severity and complexity, especially interdental clinical attachment loss and bone loss
Question 4
Bleeding on probing (BOP) at a periodontal site is most useful clinically as an indicator of:
Correct Answer:
Active inflammation at that site
Question 5
Clinical attachment loss (CAL) is measured from a fixed reference point. That reference point is the:
Correct Answer:
Cementoenamel junction
Question 1
Exam overview

About this Exam

Prepare with the NZ Dental Hygiene REX Practice Questions - New Zealand Dental Hygiene Registration Examination (Dental Council of New Zealand) Exam practice quiz. This question bank includes 100 questions covering patient, dental, caries, risk, and tooth. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Additional Information

NZ Dental Hygiene REX Practice Questions - New Zealand Dental Hygiene Registration Examination (Dental Council of New Zealand) Exam

This practice set contains 100 questions from the matching question bank and focuses on patient, dental, caries, risk, and tooth. 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.

Quiz information

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