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FPC Periodontology Exam Questions And 100% Correct Answers
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FPC Periodontology Exam Questions And100% Correct Answers
Periodontium includes two parts investing and supporting tissues of the tooth
Gingiva and attached apparatus
Attached apparatus is composed of
periodontal ligament
cementum
alveolar bone
Development of periodontium occurs in stages
Bud stage, Cap stage, Bell stage
The two divisions of oral epithelium
Dental lamina and enamel (dental) organ
The ectomesenchyme is divided into two
dental papilla and dental follicle (sac)
Development of teeth is regulated by the interaction between ______________ and
______________
Oral epithelium, ectomesenchyme cells
The ectomesenchyme cells surrounding the teeth are called the _________________
,dental follicle (sac)
During cap and bell stages, some dental follicle cells differentiation into. (3 components)
1. cementoblasts (cementum)
2. osteoblasts (alveolar bone proper)
3.fibroblasts (periodontal ligament/PDL)
Oral epithelium gives rise to
gingival epithelium (gingiva)
ectomesenchyme cells give rise to
connective tissue
Gingiva is apart of the _____________ mucosa
masticatory
Gingiva
covers the alveolar process and surrounds the cervical portion of teeth
includes free & attached gingiva
healthy gingiva is coral pink, can have physiologic pigmentation
,What to look for in clinical presentation of the gingiva
color, contour, consistency, size, shape, surface texture, position
Healthy gingiva
coral pink to red/ pigmented
scalloped
firm/resilient
normal shape and size
firm and healthy look
1.5 above CEJ
Disease gingiva
red to blue
rolled, rounded, blunt
, soft, spongy, edematous
enlarged shape
smooth/shiny look
above or below CEJ
Macroscopic gingival features
Interdental papilla, marginal groove, attached gingiva, mucogingival junction
Gingival sulcus
Shallow crevice or space around teeth
barely permit the entrance of periodontal probe
**the clinical determination of the gingival sulcus depth is an important diagnostic
parameter (pocket depth)
Free/marginal gingiva
terminal edge or the gingiva surrounding teeth in collar like fashion
this gingiva is UNATTACHED
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