Exam (elaborations)
TCDHA PERIODONTICS MIDTERM QUESTIONS AND ANSWERS 2024
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TCDHA PERIODONTICS MIDTERM QUESTIONS AND ANSWERS 2024
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TCDHA PERIODONTICS MIDTERMEpidemiology - ANSWERS-The study of the health and disease within the total
population (rather than an individual),
and the study of risk factors that influence health and disease
Disease Prevalence - ANSWERS-It is the number of all cases of a disease (both old
and new) that are identified in a specific population at a given point in time.
Incidence - ANSWERS-the number of new disease cases in a population that occur
over a period of time
The depth of a clinically normal gingival sulcus is - ANSWERS-1-3mm
Which of the following structures is not part of the periodontium - ANSWERS-
Periodontal abcess
The thin bone layer that lines the tooth socket is known as the cancellous bone.
Cementum does not receive its nutrients from the periodontal ligament -
ANSWERS-Both statements are false
Which of the following tissues serves as a covering tissue for the outer services of
the body and a lining tissue for body cavities (mouth, stomach, intestines)? -
ANSWERS-Epithelial tissue
, A cell junction that connects an epithelial basal cell to the basal lamina is termed -
ANSWERS-Hemidesmosome
Client presents with a healthy periodontium. The dental hygienist microscopically
identifies the interface of the junctional epithelium with the gingival connective
tissue as having a - ANSWERS-Smooth interface
Which of the following is NOT a connective tissue? - ANSWERS-External layer of
skin
In _______ of all cases, cementum overlaps enamel - ANSWERS-60%
All of the following statements are true except one. Which one is the EXCEPTION?
- ANSWERS-1-3mm of recession is usually common in marginal gingivitis
Each of the following is a common response to successful periodontal
debridement except one. Which one is the EXCEPTION? - ANSWERS-Formation of
new alveolar bone
characteristics of chronic periodontitis except one. Which one is the EXCEPTION? -
ANSWERS-The amount of dental biofilm is disproportionate to the amount of
tissue destruction
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