1
HESI DENTAL HYGIENE ACTUAL EXAM QUESTIONS
AND WELL ELABORATED ANSWERS HIGHLY RATED
VERSION FOR ALREADY A GRADED WITH EXPERT
FEEDBACK | NEW AND REVISED
Under which classification of gingival diseases and conditions is puberty-
associated gingivitis found? - (answers)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? -
(answers)Ankyloglossia
When is tooth eruption complete? - (answers)Tooth has made contact with its
antagonists in opposing jaw
When does mixed dentition begin? - (answers)Eruption of first permanent tooth
How many succedaneous teeth are in permanent dentition? - (answers)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. -
(answers)The first statement is true and the second is false
Which factor makes aging enamel less susceptible to caries? - (answers)reduced
permeability
,2
Which groove is the most identifying characteristic of a three-cusp mandibular
second premolar? - (answers)Distolingual
Which is true regarding the height of contour? - (answers)Greatest elevation of
tooth either incisocervically or occlusocervically
How many primary and permanent teeth are typically present in an eight yr old
child? - (answers)14 primary; 10 permanent
Which describes the junction of two surfaces of a crown? - (answers)line angle
Which G.V. Black classification involves the proximal surfaces of anterior teeth
including the incised edge or angle? - (answers)IV
Which ridge is a unique characteristic of permanent maxillary molars? -
(answers)Oblique
Which division of the fifth cranial nerve innervates the temporomandibular joint?
- (answers)Mandibular
Facial paralysis can result from damage to the motor neurons of which cranial
nerve? - (answers)VII
,3
Which is the target area for the inferior alveolar nerve block? -
(answers)mandibular foramen on medial surface of mandible
Which salivary gland is encapsulated? - (answers)Sublingual
Which type of joint is the temporomandibular? - (answers)Synovial
Which peripheral nervous system and subdivision are responsible for a shutdown
of salivary gland secretion? - (answers)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? - (answers)First statement is true second statement is false
Which bacterium is most important in causing the progression of carious lesions?
- (answers)Aciduric
Anaerobe bacteria - (answers)grow only in the absence of oxygen
Which bacterial structure interferes with phagocytosis? - (answers)capsule
Which bacteria grow best in refrigerated conditions? - (answers)Psychrophils
, 4
Endotoxin is a virulence property of - (answers)gram-negative bacteria
When comparing viruses to bacteria, viruses - (answers)enter host cells before
they can multiply
Which is treated with nystatin? - (answers)Candidiasis
Which is detected in the blood within two months after successful immunization
with the hepatitis B vaccine? - (answers)Anti-HBs
Which hypersensitivity reaction is an allergy to the natural rubber latex in
examination gloves? - (answers)I
Which bacterial genus contains species that cause pneumatic fever, scarlet fever,
and pharyngitis? - (answers)Streptococcus
Each of the following is an antituberculin agent EXCEPT one. Which is the
EXCEPTION?
A. Ethambutol
B. Isoniazid
C. Nizoral
D. Rifampin - (answers)C. Nizoral
HESI DENTAL HYGIENE ACTUAL EXAM QUESTIONS
AND WELL ELABORATED ANSWERS HIGHLY RATED
VERSION FOR ALREADY A GRADED WITH EXPERT
FEEDBACK | NEW AND REVISED
Under which classification of gingival diseases and conditions is puberty-
associated gingivitis found? - (answers)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? -
(answers)Ankyloglossia
When is tooth eruption complete? - (answers)Tooth has made contact with its
antagonists in opposing jaw
When does mixed dentition begin? - (answers)Eruption of first permanent tooth
How many succedaneous teeth are in permanent dentition? - (answers)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. -
(answers)The first statement is true and the second is false
Which factor makes aging enamel less susceptible to caries? - (answers)reduced
permeability
,2
Which groove is the most identifying characteristic of a three-cusp mandibular
second premolar? - (answers)Distolingual
Which is true regarding the height of contour? - (answers)Greatest elevation of
tooth either incisocervically or occlusocervically
How many primary and permanent teeth are typically present in an eight yr old
child? - (answers)14 primary; 10 permanent
Which describes the junction of two surfaces of a crown? - (answers)line angle
Which G.V. Black classification involves the proximal surfaces of anterior teeth
including the incised edge or angle? - (answers)IV
Which ridge is a unique characteristic of permanent maxillary molars? -
(answers)Oblique
Which division of the fifth cranial nerve innervates the temporomandibular joint?
- (answers)Mandibular
Facial paralysis can result from damage to the motor neurons of which cranial
nerve? - (answers)VII
,3
Which is the target area for the inferior alveolar nerve block? -
(answers)mandibular foramen on medial surface of mandible
Which salivary gland is encapsulated? - (answers)Sublingual
Which type of joint is the temporomandibular? - (answers)Synovial
Which peripheral nervous system and subdivision are responsible for a shutdown
of salivary gland secretion? - (answers)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? - (answers)First statement is true second statement is false
Which bacterium is most important in causing the progression of carious lesions?
- (answers)Aciduric
Anaerobe bacteria - (answers)grow only in the absence of oxygen
Which bacterial structure interferes with phagocytosis? - (answers)capsule
Which bacteria grow best in refrigerated conditions? - (answers)Psychrophils
, 4
Endotoxin is a virulence property of - (answers)gram-negative bacteria
When comparing viruses to bacteria, viruses - (answers)enter host cells before
they can multiply
Which is treated with nystatin? - (answers)Candidiasis
Which is detected in the blood within two months after successful immunization
with the hepatitis B vaccine? - (answers)Anti-HBs
Which hypersensitivity reaction is an allergy to the natural rubber latex in
examination gloves? - (answers)I
Which bacterial genus contains species that cause pneumatic fever, scarlet fever,
and pharyngitis? - (answers)Streptococcus
Each of the following is an antituberculin agent EXCEPT one. Which is the
EXCEPTION?
A. Ethambutol
B. Isoniazid
C. Nizoral
D. Rifampin - (answers)C. Nizoral
