DENTAL HYGIENE BOARD EXAM 1 LATEST
UPADTED 2026 2027 REAL EXAM WITH
ACCURATE QUESTIONS AND CORRECT
VERIFIED ANSWERS {100% VERIFIED
ANSWERS} PLUS RATIONALES ALREADY
RATED A+
Multiple-Choice Questions
1. The primary etiologic factor in gingivitis is:
A. Calculus
B. Trauma
C. Dental plaque
D. Occlusal forces
Answer: C
Rationale: Dental plaque biofilm initiates gingival inflammation.
2. Which cell is primarily responsible for bone resorption?
A. Osteoblast
B. Osteocyte
, C. Osteoclast
D. Fibroblast
Answer: C
Rationale: Osteoclasts break down bone during resorption.
3. A periodontal probe reading of 5 mm indicates:
A. Health
B. Gingivitis
C. Early attachment loss
D. Periodontal disease
Answer: D
Rationale: Probing depths ≥4 mm indicate periodontal disease.
4. The junctional epithelium attaches to the tooth by:
A. Hemidesmosomes
B. Desmosomes
C. Sharpey’s fibers
D. Collagen bundles
Answer: A
Rationale: Hemidesmosomes attach epithelial cells to enamel or cementum.
5. The major function of saliva is to:
A. Digest fats
B. Buffer acids
C. Lubricate only
D. Promote calculus formation
Answer: B
Rationale: Saliva neutralizes acids and protects teeth from demineralization.
6. Which vitamin deficiency is associated with delayed wound healing?
UPADTED 2026 2027 REAL EXAM WITH
ACCURATE QUESTIONS AND CORRECT
VERIFIED ANSWERS {100% VERIFIED
ANSWERS} PLUS RATIONALES ALREADY
RATED A+
Multiple-Choice Questions
1. The primary etiologic factor in gingivitis is:
A. Calculus
B. Trauma
C. Dental plaque
D. Occlusal forces
Answer: C
Rationale: Dental plaque biofilm initiates gingival inflammation.
2. Which cell is primarily responsible for bone resorption?
A. Osteoblast
B. Osteocyte
, C. Osteoclast
D. Fibroblast
Answer: C
Rationale: Osteoclasts break down bone during resorption.
3. A periodontal probe reading of 5 mm indicates:
A. Health
B. Gingivitis
C. Early attachment loss
D. Periodontal disease
Answer: D
Rationale: Probing depths ≥4 mm indicate periodontal disease.
4. The junctional epithelium attaches to the tooth by:
A. Hemidesmosomes
B. Desmosomes
C. Sharpey’s fibers
D. Collagen bundles
Answer: A
Rationale: Hemidesmosomes attach epithelial cells to enamel or cementum.
5. The major function of saliva is to:
A. Digest fats
B. Buffer acids
C. Lubricate only
D. Promote calculus formation
Answer: B
Rationale: Saliva neutralizes acids and protects teeth from demineralization.
6. Which vitamin deficiency is associated with delayed wound healing?
