Chapter 18 – Instrument Sharpening and Maintenance | Fundamentals of Periodontal Instrumentation and Advanced Root Instrumentation 8th Edition Test Bank (ISBN 9781284456745) – Verified 2025–2026 Dental Hygiene Study Resource by Gehrig, Sroda & Saccuzzo

Subject: Module 18: Advanced Probing Techniques

Use the following to answer questions 1-4:

Use the following to answer the question(s) below:




1. The structure labeled A is which of the following structures?
A. Alveolar bone
B. Fibers of the gingiva
C. Junctional epithelium
D. Periodontal ligament fibers
Answer: C
Subject: Module 18: Advanced Probing Techniques

2. The structure labeled B is which of the following structures?
A. Alveolar bone
B. Fibers of the gingiva
C. Junctional epithelium




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, D. Periodontal ligament fibers
Answer: B
Subject: Module 18: Advanced Probing Techniques

3. The structure labeled C is which of the following structures?
A. Alveolar bone
B. Fibers of the gingiva
C. Junctional epithelium
D. Periodontal ligament fibers
Answer: D
Subject: Module 18: Advanced Probing Techniques

4. The structure labeled D is which of the following structures?
A. Alveolar bone
B. Fibers of the gingiva
C. Junctional epithelium
D. Periodontal ligament fibers
Answer: A
Subject: Module 18: Advanced Probing Techniques

5. Which of the following correctly describes the junctional epithelium?




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