Exam (elaborations)
Dental Hygiene Prometric Practice
- Module
- Dental Hygiene Board Review
- Institution
- Dental Hygiene Board Review
Dental Hygiene Prometric Practice
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Dental Hygiene Prometric PracticeRadiographic description of Zygoma - ANS-This is the cheek bone! It is a radiopaque
landmark over the maxillary molars.
Radiographic description of Zygomatic Process - ANS-This is the extremely radiopaque
"U" shaped landmark located at the apices of the first and second maxillary molars
Radiographic description of the mental foramen - ANS-radiolucent landmark located at
the apices of the mandibular premolars.
Radiographic description of a lateral periodontal cyst - ANS-this is a cyst that is located
between the roots of two teeth. It can be confused with the mental foramen. But it will
not be located at the apices.
Ameloblastoma - ANS-1. Usually multilocular radiolucency
2. Usually posterior mandible
3. Soap bubble-like appearance
4. High recurrent rate
Taurodontism - ANS-molar teeth that have expanded pulp cavities and fused roots
Concrescence - ANS-Union of teeth by cementum
external oblique ridge - ANS-...A radiopaque band extending downward and forward
from the anterior border of the ramus of the mandible. the external oblique ridge is
superior to the internal oblique ridge
internal oblique ridge - ANS-A radiopaque band that extends downward and forward
from the ramus
When both appear, the external oblique ridge is superior to the internal oblique ridge
What is the panoramic radiograph used for? - ANS-Third molars
cysts
tumors
How old is a patient with their first permanent molar present? - ANS-6 years
, How old is a child when their permanent premolars begin to erupt into their mouth -
ANS-10-12 years
How old is a child when their maxillary centrals erupt? Laterals? - ANS-7-8 years
(central)
8-9 years (lateral)
What tooth replaces Letter K? - ANS-#20
Premolars replace the first and second primary molars.
How old is a child when their lower canines erupt? - ANS-9-10 years
What does the mesenchyme cells give rise too? - ANS-Dentin, Pulp, and cementum
Oligodontia - ANS-having 6 or MORE congenitally missing teeth
Hypodontia - ANS-less than 6 congentially missing teeth.
Can premolars and canines have bifurcated roots? - ANS-Yes it is a variation from
normal
Clinically the patient presents with Hutchinson incisors and mulberry molars. What
condition does this patient have? - ANS-Congenital syphilis
An african american patient comes in and you note there is a white film on his buccal
mucosa that disappears when stretched. What is this? - ANS-Leukoedema
Enamel Pearl (Enameloma) - ANS-Ameloblasts that reached the tooth of the tooth
causing an enamel pearl.
Ankylosis - ANS-fusion between the alveolar bone and cementum. It can cause aplasia
of the permenant tooth. (failure to develop)
What is the only pink intrinsic stain found on teeth? - ANS-Internal resorption
What is the cause of a diastema? does it need treatment? - ANS-it is genetic. It does
not need treatment but if the patient wants braces can remove the gap.
The tooth tests non-vital. What kind of abscess is present? - ANS-periapical abscess
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