Quiz 4 Fundamentals of the Periodontium Flashcards

1
Q

Oral Mucosa

A

Masticatory Mucosa
Lining Mucosa
Specialized Mucosa

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2
Q

Masticatory Mucosa

A

affected by eating, keratinized, attached gingiva

ex: roof of mouth

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3
Q

Lining Mucosa

A

Labial/Buccal mucosa, tissue under tongue

Non-keratinized

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4
Q

Specialized Mucosa

A

Dorsum of the tongue

Papilla/taste buds b/c differential they’re specialized

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5
Q

What is Black hairy tongue?

A

Enlarged Filiform papillae

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6
Q

Fibrosis

A

Chronic inflammation

Pertains to smokers

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7
Q

Hyperkeratosis and Hyperplasis

A

Increase in cells

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8
Q

Keritinization

A

Cheek chewer

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9
Q

Components of the Periodontium

A

Periodontial Ligament
Gingiva (attached)
Cementum
Bone

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10
Q

Gingiva (Attached gingiva)

A

Gingival Fiber Groups
Principal Fiber Groups
*Stabilize teeth

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11
Q

Cementum

A

Thin layer calcified connective tissue, provides attachment for cover CEJ to apical foramen
No nerves/vascularity

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12
Q

Bone

A

Provides supporting system

Will absorb when we take away job

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13
Q

Parts of the tooth

A

Clincial: goes to sulcus
anatomic: anything initially covered w/ cementum

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14
Q

Functions of the PDL

A
Fibrous Connective tissue
Provides support and attachment for tooth
Surrounds root
Shock absorber
Provides blood and nerve supply
In B/w tooth and sulcus
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15
Q

Sharpey’s Fibers

A

Provide attachment b/w tooth and bone

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16
Q

What happens if there is no cementum?

A

No attachment

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17
Q

PDL and Gingival Fiber groups

A

Dentogingival (stability)
Alveologingival (Support to papillae)
Circumferentail (tightly bound, make sure tooth won’t fall)
Dentoperiosteal
Transseptal (Go from tooth to tooth, keep from tipping/falling over)

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18
Q

PDL and Principal Fiber Groups

A

Apical (@ apex, helps w/ forces coming in)
Oblique (Biting wrong and vertical forces)
Horizontal (stabilize for tipping)
Alveolar Crest ( work w/ gingival fibers. Gate keeper/protects bone)
Interradicular (Helps w/ stability)

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19
Q

Functions of the cementum

A

Thin layer of calcified connective tissue that covers root of tooth
Provides attachment for perio fiber groups
Not vascular/no nerves
Seals the dentin tubules

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20
Q

Functions of the bone

A

Support teeth and provide attachment for the PDL fibers

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21
Q

What is free gingiva?

A

Gingival margin, follows line of tooth

Keratinized where probe goes in sulcus

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22
Q

What is alveolar mucosa?

A

Covers bone, not attached
Soft and shiny
non-keratinized
usually redder

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23
Q

What is attached gingiva?

A

Attached to underlying bone, varies in width
Max=more
Mand=less

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24
Q

Healthy characteristics for Gingiva/Papilla

A

Pink, Melanotic
Flat, Firm, Smooth
Stippled, Pointed

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25
Healthy characteristics of marginal gingiva
Pink Melanotic | Flat, Firm, Smooth
26
Healthy characteristics of attached gingiva
Pink, melanotic Flat, Firm, Smooth Stippled, Shiny
27
Col area
Below contact area Depression on the proximal sides of teeth Not usually keratinized Most periodontal infections start here first Harder to reach bacteria, colonizes quicker
28
Periodontal Case types
1-4
29
Perio case 1
Gingival disease: bleeding in a couple spots, healthy patient
30
Perio case 2
Early Periodontitis, couple 4mm pockets in each quadrant
31
Perio case 3
Moderate Periodontitis
32
Perio case 4
Advanced Periodontitis
33
When does bone loss usually occur?
5mm, usually 4mm is inflammation of the gums
34
What happens if the bone is involved?
It goes straight to periodontitis which is irreversible
35
What is the importance of perio probing?
Detection of initial bone loss (should be up at CEJ) Diagnosis w/ radiographs *Absolute must
36
What are the different types of pockets?
Suprabony (Normal, Gingival, Periodontal) Intrabony (periodontal) Is the pocket depth below or above bone?
37
Changes in alveolar bone height | Health
Crest of the alveolar bone is approx. 2 mm apical to the CEJ
38
Changes in alveolar bone height | Disease
Crest of the alveolar bone is more than 2 mm apical to the CEJ Anything less than 2mm is bone less/disease
39
Classifications of Furcations
Bone loss happening b/w roots | 1-4 all have some sort of bone loss/disease
40
What is the clinical picture of health?
Pink, Firm, No bleeding
41
What does a healthy sulcus consist of?
JE coronal to CEJ (high and healthy) Supragingival fibers intact Alveolar bone intact PDL intact
42
What is the clinical picture of gingivitis?
Red Swollen Bleeding is likely
43
What does the gingival pocket look like (gingivitis)?
Supragingival fiber destruction Alveolar bone intact PDL intact Still reversible @ this time
44
What is the clinical picture of periodontitis?
Pink(chronic)purplish(acute/active) Swollen or fibrotic Bleeding entire time of probing
45
What does a perio pocket consist of?
``` JE on cementum Fiber detruction Alveolar bone destruction PDL destruction Motility Can't restore but can maintain ```
46
Development of Gingival and Perio infections
Initial, Early (reversible) | Established, Advanced Lesions (problem w/ the bone)
47
Initial Lesion
2-4 days, usually can't see
48
Early Lesion
4-14 clinically visible, breakdown continues and neutrophils come in
49
Established Lesion
Rolling, lost contours
50
Advanced Lesions
Doesn't bleed, chronic state of disease
51
Factors involved in disease development
Etiologica, Predisposing, Contributing, Risk, Can be local or systemic
52
Etiologic Factor
Cause of disease (bacteria, medications, biofilm, toxins)
53
Predisposing Factor
Systemic problem (makes them more susceptible)
54
Contributing Factor
Malalignment, poor diet, smoking (add to condition)
55
Risk Factory
Age, Gender F>M, stress, race
56
Local contributing factors in disease development
Bacterial plaque, Areas of Retention, Iatrogenic, mastication, Oral habits, Everyday habits, plaque control, systemic, Genetic predisposition, Effects of certain drugs
57
Complication of pocket formation furcation and Mucogingival involvement (Furcation covered by tissue)
``` Difficult to clean Accessibility limited Increase bone loss Infection/Abscess Diseases progression increases, can spread Ultimate loss of tooth ```
58
Untreated decay
Root caries, not every cavities will arrest or go full blown
59
Palatogingival groove
Where bacteria and calculus is usually missed
60
Root Concavity
Have to flap up the tissue
61
Food impaction
Sometimes the lingual side looks good whereas the buccal would be a challenge
62
Bulky Crown
Need a good biological width in order to maintain healthy tissue Some base metals are incompatible w/ tissue (roll, bleed, don't lay down)
63
Pregnancy Gingivitis
Goes away when not prego Sensitive Vicious cycle Isn't super common or rare
64
Periodontitis and Down Syndrome
Physical ability compromised Homecare isn't good Maligned Dexterity (not very efficient)
65
Gingival overgrowth
Certain medications cause this Overgrown tissue Can do surgery every couple of months
66
Drug induced
More fibrotic Dense tissues, not fluid filled Heart problem medications result
67
Associated w/ smoking
Stain itself isn't a problem | Stain is sticky which attracts biofilm