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HESI Dental Hygiene /NBDHE Dental
Hygienist (2025) EXAM QUESTIONS AND
ALL CORRECT ANSWERS 100% SOLVED
AND GUARANTEED SUCCESS! !!
Under which classification of gingival diseases and conditions is
puberty-associated gingivitis found?
Ans: Plaque-Induced Gingival diseases modified by systemic
factors
A patient presents with a short, thick lingual frenum that results in
limited tongue movement affecting speech. Which is the most likely
diagnosis of this condition?
Ans: Ankyloglossia
When is tooth eruption complete?
Ans: Tooth has made contact with its antagonists in opposing
jaw
When does mixed dentition begin?
Ans: Eruption of first permanent tooth
All rights reserved © 2025/ 2026 |
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How many succedaneous teeth are in permanent dentition?
Ans: 20
The junction of a buccal and lingual triangular ridge is a transverse
ridge. The oblique ridge of a maxillary molar is an example of a
transverse ridge.
Ans: The first statement is true and the second is false
Which factor makes aging enamel less susceptible to caries?
Ans: reduced permeability
Which groove is the most identifying characteristic of a three-cusp
mandibular second premolar?
Ans: Distolingual
Which is true regarding the height of contour?
Ans: Greatest elevation of tooth either incisocervically or
occlusocervically
How many primary and permanent teeth are typically present in an
eight yr old child?
All rights reserved © 2025/ 2026 |
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Ans: 14 primary; 10 permanent
Which describes the junction of two surfaces of a crown?
Ans: line angle
Which G.V. Black classification involves the proximal surfaces of
anterior teeth including the incised edge or angle?
Ans: IV
Which ridge is a unique characteristic of permanent maxillary molars?
Ans: Oblique
Which division of the fifth cranial nerve innervates the
temporomandibular joint?
Ans: Mandibular
Facial paralysis can result from damage to the motor neurons of which
cranial nerve?
Ans: VII
All rights reserved © 2025/ 2026 |
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Which is the target area for the inferior alveolar nerve block?
Ans: mandibular foramen on medial surface of mandible
Which salivary gland is encapsulated?
Ans: Sublingual
Which type of joint is the temporomandibular?
Ans: Synovial
Which peripheral nervous system and subdivision are responsible for a
shutdown of salivary gland secretion?
Ans: autonomic; sympathetic
Destroyed enamel cannot reform since the cells that formed it no
longer exist. Cavitated enamel can repair itself by the incorporation of
calcium and phosphate ions from saliva?
Ans: First statement is true second statement is false
Which bacterium is most important in causing the progression of
carious lesions?
All rights reserved © 2025/ 2026 |
HESI Dental Hygiene /NBDHE Dental
Hygienist (2025) EXAM QUESTIONS AND
ALL CORRECT ANSWERS 100% SOLVED
AND GUARANTEED SUCCESS! !!
Under which classification of gingival diseases and conditions is
puberty-associated gingivitis found?
Ans: Plaque-Induced Gingival diseases modified by systemic
factors
A patient presents with a short, thick lingual frenum that results in
limited tongue movement affecting speech. Which is the most likely
diagnosis of this condition?
Ans: Ankyloglossia
When is tooth eruption complete?
Ans: Tooth has made contact with its antagonists in opposing
jaw
When does mixed dentition begin?
Ans: Eruption of first permanent tooth
All rights reserved © 2025/ 2026 |
, Page |2
How many succedaneous teeth are in permanent dentition?
Ans: 20
The junction of a buccal and lingual triangular ridge is a transverse
ridge. The oblique ridge of a maxillary molar is an example of a
transverse ridge.
Ans: The first statement is true and the second is false
Which factor makes aging enamel less susceptible to caries?
Ans: reduced permeability
Which groove is the most identifying characteristic of a three-cusp
mandibular second premolar?
Ans: Distolingual
Which is true regarding the height of contour?
Ans: Greatest elevation of tooth either incisocervically or
occlusocervically
How many primary and permanent teeth are typically present in an
eight yr old child?
All rights reserved © 2025/ 2026 |
, Page |3
Ans: 14 primary; 10 permanent
Which describes the junction of two surfaces of a crown?
Ans: line angle
Which G.V. Black classification involves the proximal surfaces of
anterior teeth including the incised edge or angle?
Ans: IV
Which ridge is a unique characteristic of permanent maxillary molars?
Ans: Oblique
Which division of the fifth cranial nerve innervates the
temporomandibular joint?
Ans: Mandibular
Facial paralysis can result from damage to the motor neurons of which
cranial nerve?
Ans: VII
All rights reserved © 2025/ 2026 |
, Page |4
Which is the target area for the inferior alveolar nerve block?
Ans: mandibular foramen on medial surface of mandible
Which salivary gland is encapsulated?
Ans: Sublingual
Which type of joint is the temporomandibular?
Ans: Synovial
Which peripheral nervous system and subdivision are responsible for a
shutdown of salivary gland secretion?
Ans: autonomic; sympathetic
Destroyed enamel cannot reform since the cells that formed it no
longer exist. Cavitated enamel can repair itself by the incorporation of
calcium and phosphate ions from saliva?
Ans: First statement is true second statement is false
Which bacterium is most important in causing the progression of
carious lesions?
All rights reserved © 2025/ 2026 |
