HESI Dental Hygiene Exam: 200 Questions with
Accurate Verified Answers 2024 Update
Under which classification of gingival diseases and conditions is puberty-
associated gingivitis found? - Answer- 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? -
Answer- Ankyloglossia
When is tooth eruption complete? - Answer- Tooth has made contact with its
antagonists in opposing jaw
When does mixed dentition begin? - Answer- Eruption of first permanent tooth
How many succedaneous teeth are in permanent dentition? - Answer- 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. - Answer-
The first statement is true and the second is false
Which factor makes aging enamel less susceptible to caries? - Answer- reduced
permeability
Which groove is the most identifying characteristic of a three-cusp mandibular
second premolar? - Answer- Distolingual
, HESI Dental Hygiene Exam: 200 Questions with
Accurate Verified Answers 2024 Update
Which is true regarding the height of contour? - Answer- Greatest elevation of
tooth either incisocervically or occlusocervically
How many primary and permanent teeth are typically present in an eight yr old
child? - Answer- 14 primary; 10 permanent
Which describes the junction of two surfaces of a crown? - Answer- line angle
Which G.V. Black classification involves the proximal surfaces of anterior teeth
including the incised edge or angle? - Answer- IV
Which ridge is a unique characteristic of permanent maxillary molars? - Answer-
Oblique
Which division of the fifth cranial nerve innervates the temporomandibular joint?
- Answer- Mandibular
Facial paralysis can result from damage to the motor neurons of which cranial
nerve? - Answer- VII
Which is the target area for the inferior alveolar nerve block? - Answer-
mandibular foramen on medial surface of mandible
, HESI Dental Hygiene Exam: 200 Questions with
Accurate Verified Answers 2024 Update
Which salivary gland is encapsulated? - Answer- Sublingual
Which type of joint is the temporomandibular? - Answer- Synovial
Which peripheral nervous system and subdivision are responsible for a shutdown
of salivary gland secretion? - Answer- 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? - Answer- First statement is true second statement is false
Which bacterium is most important in causing the progression of carious lesions?
- Answer- Aciduric
Anaerobe bacteria - Answer- grow only in the absence of oxygen
Which bacterial structure interferes with phagocytosis? - Answer- capsule
Which bacteria grow best in refrigerated conditions? - Answer- Psychrophils
Endotoxin is a virulence property of - Answer- gram-negative bacteria
, HESI Dental Hygiene Exam: 200 Questions with
Accurate Verified Answers 2024 Update
When comparing viruses to bacteria, viruses - Answer- enter host cells before
they can multiply
Which is treated with nystatin? - Answer- Candidiasis
Which is detected in the blood within two months after successful immunization
with the hepatitis B vaccine? - Answer- Anti-HBs
Which hypersensitivity reaction is an allergy to the natural rubber latex in
examination gloves? - Answer- I
Which bacterial genus contains species that cause pneumatic fever, scarlet fever,
and pharyngitis? - Answer- Streptococcus
Each of the following is an antituberculin agent EXCEPT one. Which is the
EXCEPTION?
A. Ethambutol
B. Isoniazid
C. Nizoral
D. Rifampin - Answer- C. Nizoral
Accurate Verified Answers 2024 Update
Under which classification of gingival diseases and conditions is puberty-
associated gingivitis found? - Answer- 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? -
Answer- Ankyloglossia
When is tooth eruption complete? - Answer- Tooth has made contact with its
antagonists in opposing jaw
When does mixed dentition begin? - Answer- Eruption of first permanent tooth
How many succedaneous teeth are in permanent dentition? - Answer- 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. - Answer-
The first statement is true and the second is false
Which factor makes aging enamel less susceptible to caries? - Answer- reduced
permeability
Which groove is the most identifying characteristic of a three-cusp mandibular
second premolar? - Answer- Distolingual
, HESI Dental Hygiene Exam: 200 Questions with
Accurate Verified Answers 2024 Update
Which is true regarding the height of contour? - Answer- Greatest elevation of
tooth either incisocervically or occlusocervically
How many primary and permanent teeth are typically present in an eight yr old
child? - Answer- 14 primary; 10 permanent
Which describes the junction of two surfaces of a crown? - Answer- line angle
Which G.V. Black classification involves the proximal surfaces of anterior teeth
including the incised edge or angle? - Answer- IV
Which ridge is a unique characteristic of permanent maxillary molars? - Answer-
Oblique
Which division of the fifth cranial nerve innervates the temporomandibular joint?
- Answer- Mandibular
Facial paralysis can result from damage to the motor neurons of which cranial
nerve? - Answer- VII
Which is the target area for the inferior alveolar nerve block? - Answer-
mandibular foramen on medial surface of mandible
, HESI Dental Hygiene Exam: 200 Questions with
Accurate Verified Answers 2024 Update
Which salivary gland is encapsulated? - Answer- Sublingual
Which type of joint is the temporomandibular? - Answer- Synovial
Which peripheral nervous system and subdivision are responsible for a shutdown
of salivary gland secretion? - Answer- 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? - Answer- First statement is true second statement is false
Which bacterium is most important in causing the progression of carious lesions?
- Answer- Aciduric
Anaerobe bacteria - Answer- grow only in the absence of oxygen
Which bacterial structure interferes with phagocytosis? - Answer- capsule
Which bacteria grow best in refrigerated conditions? - Answer- Psychrophils
Endotoxin is a virulence property of - Answer- gram-negative bacteria
, HESI Dental Hygiene Exam: 200 Questions with
Accurate Verified Answers 2024 Update
When comparing viruses to bacteria, viruses - Answer- enter host cells before
they can multiply
Which is treated with nystatin? - Answer- Candidiasis
Which is detected in the blood within two months after successful immunization
with the hepatitis B vaccine? - Answer- Anti-HBs
Which hypersensitivity reaction is an allergy to the natural rubber latex in
examination gloves? - Answer- I
Which bacterial genus contains species that cause pneumatic fever, scarlet fever,
and pharyngitis? - Answer- Streptococcus
Each of the following is an antituberculin agent EXCEPT one. Which is the
EXCEPTION?
A. Ethambutol
B. Isoniazid
C. Nizoral
D. Rifampin - Answer- C. Nizoral
