8. Occlusal Trauma Flashcards
4
What is the effect of increased magnitude of occlusal force on the periodontium?
4
Increased magnitude of occlusal forces has what effect on alveolar bone?
5
The PDL best accomodates occlusal forces that are in which direction?
5
What two directions of occlusal forces can injure the periodontium?
6
Are constant or intermittent occlusal forces more damaging?
7
What is occlusal trauma?
7
Tissue injury to the ____, ______, and _____ results when occlusal forces exceed the adaptive capacity of the periodontium.
7
The ____ injury is called occlusal trauma.
8
Does occlusal trauma have visible histology?
9
What is the definition of traumatic occlusion or traumatic occlusal force?
10
What are two things seen histologically with occlusal trauma?
11
Are dental implants able to adapt to occlusal forces? Why?
11
What happens when dental implants encounter traumatic occlusal forces?
12
What causes acute occlusal trauma?
12
What are two examples of acute occlusal trauma causes?
12
What are three symptoms of acute occlusal trauma?
15
Is chronic or acute occlusal trauma more common than acute
15
Chronic occlusal trauma develops gradually from occlusal changes such as:
- ____
- _____
- _____
- ____
- ______
17
What is the definition of Primary Occlusal Trauma?
17
Does the tooth have any attachment or bone loss in Primary Occlusal Trauma?
17
Are occlusal forces excessive or normal in Primary Occlusal Trauma?
18
What is the definition of Secondary Occlusal Trauma?
18
In Secondary Occlusal Trauma, the tooth has a _______ to withstand occlusal forces.
18
Are occlusal forces normal or excessive in Secondary Occlusal Trauma?
23
What effect does occlusal trauma have on the PDL?
23
What type of defects are there in bone when occlusal trauma has occured?
23
What effect does occlusal trauma have on the lamina dura?
23
What is fremitus as a result of occlusal trauma?
24
How do you check for fremitus?
26
What is a Class 1 mobility scale measurement?
26
What is a class II mobility scale measurement?
26
What is a class III mobility scale measurement?
27
What is stage I, II, and III of tissue response to increased occlusal forces?
28
What is most susceptible to injury from excessive occlusal forces?
28
What is the effect of injury from occlusal force on mitotic acitivity, proliferation of fibroblasts, collagen formation, and bone formation?
29
When can repair from occlusal forces occur?
29
What is removed and what is formed in Stage II, the repair stage?
31
What is the result of the adaptive remodeling stage on the PDL?
31
What defects are seen in bone during the adaptive remodeling stage?
31
Are teeth mobile in the adaptive remodeling stage?
32
What effect does hypofunction have on the PDL?
32
What effect does hypofunction have on the PDL fibers?
32
What affect does hypofunction have on the alveolar bone?
32
What effect does hypofunction have on bone height?
33
What impairs the reversibility of traumatic lesions?
34
The dental biofilm initiates ____ and ______.
34
Is margingal gingiva affected by Occlusal trauma?
34
Does occlusal trauma case periodontal pockets or gingivitis?
34
Occlusal trauma can ____ the periodontal destruction induced by periodontitis.
35
Occlusal trauma does NOT cause pocket formation, but what can it do in the presence of plaque-induced periodontitis?
36
What are 2 factors that could lead to pathological tooth migration associated with periodontal disease?
38
Is drifting the same thing as pathologic tooth migration?
38
What does drifting of teeth not result from?
38
Drifting of teeth is a common sequela when ______.
39
Drfiting can lead to ____, which leads to ____, which can lead to _____.
41
What is a genetic disorder associated with Periodontitis that results in defective transendothelial migration?
41
What is a genetic disorder associated with Periodontitis that results in impaired killing of microorganisms by neutrophils?
41
What are 7 genetic disorders associated with Periodontitis?
42
Is there a genetic component to chronic periodontitis?
42
What makes periodontitis a multi-factorial disease?
43
What does MyPerioID test for? What does it report?
45
What does PerioPredict test for?
47
Small effect of ____ polymorphism makes up a tiny fraction of genetic component of risk for chronic periodontitis.
49
Do smokers have an increased or decreased expression of clinical inflammation?
49
Do smokers have increased or decreased bleeding on probing?
50
What is the major risk factor for periodontitis prevalence, extent, and severity?
50
How do pocket depth, attachment loss, bone loss, and tooth loss present in smokers vs. non-smokers?
51
Former smokers are ____ times more likely to have periodontitis.
51
Smokers having less than 9 cigarettes per day are ___ times more likely to have periodontitis.
51
Heavy smokers smoking more than 31 cigarretes per day are ___ times more likely to have periodontitis.
52
Smoking is associated with _____ in young adults aged 19-30.
52
On average, smokers are ___ times more likely to have periodontitis than non-smokers.
54
What is the disease severity of those who smoke cigars and pipe smokers compared to smokers and non-smokers?
55
WIth E-cigarretes, inhalation of flavorings is associated with ______, also known as _____.
56
E-cigarettes may promote a unique _____.
57
Can E-cigarretes be used as an aid to smoking cessation?
58
How does cannabis use affect probe depths, clinical attachment loss, and odds of severe periodontitis?
59
CBD (Cannabidiol) may promote _______ by increasing gingival fibroblast production and inhibiting ____.
60
Chewing tobacco is associated with what two pathologies?
62
Smokers may have increased numbers of what 7 bacteria?
63
Effects of smoking on immune response are impaired ____, _____, and ____.
63
Smoking results in decreased _____ production for immune response.
63
What are three tissue destructive enzymes that have increased release in smokers?
64
What effect does smoking have on blood vessels and blood flow?
64
Smokers have less _____ concentration in gingival tissues.
65
What is seen in smokers following scaling and root planing?
65
What is seen in smokers when bone grafts are done?
65
There is ___ the risk of increased risk of implant complications and failure in smokers.
66
What are the 5 A’s for smoking cessation?
67
What are two medicines that may help with smoking cessation?
