DENTAL HYGIENE BOARD EXAM 2 NEWEST
UPDATED ACTUAL 2026 2027 EXAM WITH
ACCURATE QUESTIONS AND CORRECT 100%
VERIFIED ANSWERS PLUS RATIONALES ALREADY
GRADED A+
41. Which type of bone forms the alveolar process?
A. Cortical bone
B. Cancellous bone
C. Compact bone
D. Basal bone
Answer: B
Rationale: The alveolar process is primarily cancellous bone with a cortical plate.
42. Which condition is characterized by white plaques that cannot be wiped off?
A. Candidiasis
B. Leukoplakia
C. Lichen planus
D. Aphthous ulcer
Answer: B
Rationale: Leukoplakia presents as non-scrapable white lesions.
,43. The major salivary gland that produces serous saliva is the:
A. Submandibular
B. Sublingual
C. Parotid
D. Minor salivary glands
Answer: C
Rationale: The parotid gland secretes primarily serous saliva.
44. Which radiographic technique reduces magnification?
A. Bisecting angle
B. Paralleling technique
C. Occlusal technique
D. Bitewing technique
Answer: B
Rationale: The paralleling technique produces minimal distortion.
45. Which patient is at highest risk for root caries?
A. Teenager with braces
B. Adult with xerostomia
C. Child with sealants
D. Athlete with mouthguard
Answer: B
Rationale: Reduced saliva increases root caries risk.
46. The primary function of cementum is to:
A. Protect dentin
B. Attach PDL fibers
C. Conduct sensation
D. Resist caries
Answer: B
Rationale: Cementum anchors periodontal ligament fibers to the tooth.
, 47. Which plaque control aid is most effective interproximally?
A. Toothbrush
B. Rubber tip stimulator
C. Dental floss
D. Mouth rinse
Answer: C
Rationale: Floss is most effective for interproximal plaque removal.
48. Which periodontal pocket is considered a pseudopocket?
A. Attachment loss present
B. Bone loss present
C. Gingival enlargement only
D. Recession present
Answer: C
Rationale: Pseudopockets occur without attachment loss.
49. Which condition results in increased bleeding tendency?
A. Vitamin A deficiency
B. Vitamin B12 deficiency
C. Vitamin C deficiency
D. Vitamin D deficiency
Answer: C
Rationale: Vitamin C deficiency causes capillary fragility and bleeding.
50. Which microorganism is most associated with dental caries?
A. Porphyromonas gingivalis
B. Streptococcus mutans
C. Treponema denticola
D. Actinomyces viscosus
UPDATED ACTUAL 2026 2027 EXAM WITH
ACCURATE QUESTIONS AND CORRECT 100%
VERIFIED ANSWERS PLUS RATIONALES ALREADY
GRADED A+
41. Which type of bone forms the alveolar process?
A. Cortical bone
B. Cancellous bone
C. Compact bone
D. Basal bone
Answer: B
Rationale: The alveolar process is primarily cancellous bone with a cortical plate.
42. Which condition is characterized by white plaques that cannot be wiped off?
A. Candidiasis
B. Leukoplakia
C. Lichen planus
D. Aphthous ulcer
Answer: B
Rationale: Leukoplakia presents as non-scrapable white lesions.
,43. The major salivary gland that produces serous saliva is the:
A. Submandibular
B. Sublingual
C. Parotid
D. Minor salivary glands
Answer: C
Rationale: The parotid gland secretes primarily serous saliva.
44. Which radiographic technique reduces magnification?
A. Bisecting angle
B. Paralleling technique
C. Occlusal technique
D. Bitewing technique
Answer: B
Rationale: The paralleling technique produces minimal distortion.
45. Which patient is at highest risk for root caries?
A. Teenager with braces
B. Adult with xerostomia
C. Child with sealants
D. Athlete with mouthguard
Answer: B
Rationale: Reduced saliva increases root caries risk.
46. The primary function of cementum is to:
A. Protect dentin
B. Attach PDL fibers
C. Conduct sensation
D. Resist caries
Answer: B
Rationale: Cementum anchors periodontal ligament fibers to the tooth.
, 47. Which plaque control aid is most effective interproximally?
A. Toothbrush
B. Rubber tip stimulator
C. Dental floss
D. Mouth rinse
Answer: C
Rationale: Floss is most effective for interproximal plaque removal.
48. Which periodontal pocket is considered a pseudopocket?
A. Attachment loss present
B. Bone loss present
C. Gingival enlargement only
D. Recession present
Answer: C
Rationale: Pseudopockets occur without attachment loss.
49. Which condition results in increased bleeding tendency?
A. Vitamin A deficiency
B. Vitamin B12 deficiency
C. Vitamin C deficiency
D. Vitamin D deficiency
Answer: C
Rationale: Vitamin C deficiency causes capillary fragility and bleeding.
50. Which microorganism is most associated with dental caries?
A. Porphyromonas gingivalis
B. Streptococcus mutans
C. Treponema denticola
D. Actinomyces viscosus
