Term
| what is a periodontal pocket? |
|
Definition
bacterial invasion into CT
collagen is destroyed
apical migration |
|
|
Term
| are there different types of periodontal pockets? |
|
Definition
| 2 types, infrabony and suprabony |
|
|
Term
| interdental bone is resorbed more rapidly because |
|
Definition
| it is more vascular and less resistant to resorption |
|
|
Term
|
Definition
|
|
Term
| 60 -70% loss of collagen in CT |
|
Definition
|
|
Term
| chronic gingival inflammation |
|
Definition
|
|
Term
| attachment loss and bone resorption |
|
Definition
|
|
Term
prostagladins
endooxins
cytokines and PGE2
B-cells |
|
Definition
| substances involved in bone resorption |
|
|
Term
enlargement and coronal migration
reversible
no attachment loss or bone loss
creates pseudopocket |
|
Definition
|
|
Term
JE is coronal to alveolar crest
horizontal bone loss
MOST common |
|
Definition
|
|
Term
JE is apical to alveolar crest
Vertical bone loss occurs |
|
Definition
|
|
Term
| Vertical bone loss can also be described as |
|
Definition
|
|
Term
| inflammation spreads from CT sheaths into alveolar bone and PL |
|
Definition
| spread of infection in Suprabony pocket |
|
|
Term
| Inflammation spreads directly from gingiva into PLS and then alveolar bone |
|
Definition
| spread of infection in Infrabony pocket |
|
|
Term
Supporting cancellous bone
alveolar bone proper
PL fiber bundles |
|
Definition
| order of tissues destroyed in Suprabony pocket |
|
|
Term
PL fiber bundles
Alveolar bone proper
supporting cancellous bone |
|
Definition
| order of tissues destroyed in Infrabony pocket |
|
|
Term
| Infrabony defects are classified by |
|
Definition
| how many walls are REMAINING in the surrounding pocket |
|
|
Term
| 3 wall defect that wraps around tooth and involves 2 or more adjacent tooth surfaces |
|
Definition
|
|
Term
| 2 wall defect where buccal and lingual walls remain while mesial and distal walls are destroyed |
|
Definition
|
|
Term
| one wall defect where remaining wall is a proximal wall |
|
Definition
|
|
Term
stimulate resting osteoclasts
increase number of osteoclasts and macrophages
inhibit bone collagen information |
|
Definition
|
|
Term
activate inflammatory cells (macrophages)
Macrophages produce and release of cytokines (IL-1)
stimulate PGE2 production |
|
Definition
|
|
Term
| Stimulate collagenase production by PMNs |
|
Definition
|
|
Term
| calculus is an important local risk factor for periodontal disease because |
|
Definition
| it is porous and can provide a reservoir for bacteria |
|
|
Term
root morphology
position of teeth in arch
untreated caries |
|
Definition
| anatomic factors that predispose the oral cavity to periodontal disease |
|
|
Term
overhanging restorations
bulky crowns
orthodontics
poor fitting partial denture |
|
Definition
| Iatrogenic factors that predispose the oral cavity to periodontal disease |
|
|
Term
toothbrush trauma
occlusion
chemical injury
habits
food impaction
oral piercings |
|
Definition
| Traumatic factors that predispose the oral cavity to periodontal disease |
|
|
Term
Phenytoin
Cyclosporine
Nifedipine |
|
Definition
| Medications associated with gingival hyperplasia |
|
|
Term
| periodontal disease is a risk factor for |
|
Definition
| diabetes, cardiovascular disease, low birth weight babies, respiratory disease |
|
|
Term
| which source accounts for the mineralization of subgingival calculus |
|
Definition
|
|
Term
| what reason explains the finding of supragingival calculus on the lingual surfaces of the mandibular incisors? |
|
Definition
| presence of whartons duct |
|
|
Term
| which reason makes calculus an important local etiologic factor for periodontal diseases? |
|
Definition
| it is porous and can provide a reservoir for bacteria |
|
|
Term
all of the following anatomic factors may predispose a site to peri0odontal disease except one. what is the exception?
Tooth position
Furcation area
Crown surface
Root surface |
|
Definition
|
|
Term
| on what surface do palatogingival grooves usually appear? |
|
Definition
| Palatal surface of maxillary lateral incisor |
|
|
Term
| what concern should the hygienist be aware of in patients taking bisphosphonates? |
|
Definition
|
|
Term
| what evidence exists to support the concept of a genetic predisposition to periodontal disease? |
|
Definition
| association of periodontitis with certain transmitted traits |
|
|
Term
| what mechanism explains how increased stress adversely affects the periodontium? |
|
Definition
| less compliance with home care of teeth and gums |
|
|
Term
| the hormonal changes associated with pregnancy cause an increased incidence of gingival disease because these changes are associated with an increase in sex hormone levels |
|
Definition
| both the statement and the reason are correct and related |
|
|
Term
| smoking affects the peiodontium by which mechanism? |
|
Definition
| suppressing of the immune system |
|
|
Term
periodontal disease may be an important risk factor for all of the following medical conditions except one. what is the exception?
Stroke
Hypertension
Diabetes mellitus
Low birth weight babies
Kidney failure |
|
Definition
|
|
Term
| what is true about smoking and periodontal disease? |
|
Definition
| smoking cessation is beneficial to periodontal health |
|
|
Term
| what substance may be related to periodontal disease activity and low birth weight babies? |
|
Definition
|
|
Term
| What bacterium in the mouth has been found to possibly infect and obstruct blood vessels in the heart and brain? |
|
Definition
|
|
Term
| what explains why patients with periodontal disease may be at risk for respiratory diseases, especially in hospitals and nursing homes? |
|
Definition
|
|
Term
| what feature describes gingivitis? |
|
Definition
|
|
Term
| what medication is not involved in causing gingival enlargement? |
|
Definition
|
|
Term
| what periodontal disease is described as having inflammation of the gingiva without loss of clinical connective tissue detachment? |
|
Definition
| Dental plaque induced gingivitis |
|
|
Term
| what bacteria is found in high numbers in pregnancy gingivitis? |
|
Definition
|
|
Term
| Which periodontal lesion is characterized by chronic gingival inflammation and the presence of plasma cells? |
|
Definition
|
|
Term
| Today most oral contraceptives do not cause gingival inflammation because of the lower levels of hormones used |
|
Definition
| the statement and reason are correct |
|
|
Term
| which periodontal lesion is characterized by chronic ginvigal inflammation and the initial presence of PMNs? |
|
Definition
|
|
Term
| During the disease process, the junctional epithelium transforms into |
|
Definition
|
|
Term
| in which lesion does clinical inflammation first appear? |
|
Definition
|
|
Term
| what feature occurs first after two to four days of plaque accumulation? |
|
Definition
| Dilation of blood vessels in the lamina propria |
|
|
Term
| what feature describes chronic periodontitis? |
|
Definition
| risk factors include pathogenic bacteria and smoking |
|
|
Term
| the latest classification of periodontitis is based on what factors? |
|
Definition
Clinical presentation
Radiographic survey
Historical Data
Microbial profile |
|
|
Term
| what form of periodontitis is associated with chemotactic defect in the polymorphonuclear leukocytes or macrophages? |
|
Definition
| Localized aggressive periodontitis |
|
|
Term
| what bacteria is found in high numbers in localized aggressive periodontitis? |
|
Definition
| Actinobacillus actinomycetecomitans |
|
|
Term
| what type of pocket has its base located apical to the alveolar crest as evidenced on a radiograph? |
|
Definition
|
|
Term
| what feature differentiates periodontitis from gingivitis? |
|
Definition
| loss of connective tissue attachment |
|
|
Term
| which periodontal lesion is characterized by attachment loss and bone resorption? |
|
Definition
|
|
Term
| a periodontal pocket forms when |
|
Definition
| the junctional epithelium migrates apically and laterally from the tooth surface |
|
|
Term
| what is NOT a factor in bone loss? |
|
Definition
|
|
Term
| What periodontal disease classification is characterized by localized vertical bone loss in the first molars in a 13yo patient with little plaque accumulation? |
|
Definition
|
|
Term
| what modality would best determine disease prevalence? |
|
Definition
| Epidemiologic population surveys |
|
|
Term
| what term describes the rate of new cases or periodontal disease occurring in a given time period? |
|
Definition
|
|
