Help
Options
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't Know
Remaining cards (0)
Know
retry
shuffle
restart
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Perio Test 1
Periodontics Test 1
| Question | Answer |
|---|---|
| what items are associated with the attachment apparatus | gingiva, cementum, periodontal ligament, alveolar and supporting bone |
| at which one of the following areas is the width of attached gingiva greatest? | maxillary lateral incisors |
| which substance is the primary component of the connective tissue of the periodontium? | collagen |
| which one of the following structures directly attaches the junctional epithelium to the enamel? | basal lamina |
| what structure is involved in the attachment of the gingiva to the tooth surface? | dentogingival unit |
| what is associated with biologic width? | junctional epithelia, gingival connective tissue attachment |
| where is the alveolar bone proper located? | lines the tooth socket |
| where is the interradicular bone located? | between the roots of a multi rooted tooth |
| where is the interdental bone located? | between roots of different teeth |
| where is the trabecular bone located? | cancellous porous bone surrounding marrow spaces lies subjacent to cortical bone |
| where is the radicular bone located? | covers the root of the tooth |
| what is associated with the junctional epithelium? | few cells thick, surrounds the tooth, continuous with the free gingiva, lamina propria |
| arteries that supply blood and lymphatics to the free gingiva originate from all of the following parts of the periodontium except one | cementum |
| what structure is not vascular? | lamina propria |
| what structures are vascular? | enamel, cementum, junctional epithelium |
| what does the periodontium consists of? | gingiva, periodontal ligament, cementum and alveolar and supporting bone |
| what are the three types of oral mucosa? | masticatory mucosa (gingiva and hard palate) lining mucosa (alveolar mucosa, soft palate, lining of lips/cheeks) specialized mucosa (dorsum of tongue) |
| what is the gingiva subdivided into? | free gingiva, attached gingiva and interdental gingiva or papilla |
| how far coronally is the free gingival to the cemntoenamel junction? | 0.5-2 mm |
| what is the gingival crevice? | space between the free gingiva and the tooth surface and is linked by nonkeratinized stratified squamous epithelium |
| what is the gingival crevice in health? | sulcus |
| what is the gingival crevice inflamed? | |
| what is the attached gingiva? | continuous with the free gingiva and is firmly attached to the underlying cememntum and periosteum covering the alveolar process |
| where is the attached gingival widest and narrowest on the facial aspect? | incisor region first pre molar area |
| where is the attached gingiva widest and narrowest on the lingual aspect? | widest in the molar narrowest in the incisor region |
| what are the three forms of papillae? | filiform, fungiform and circumvallate |
| what is filiform papillae? | slender and most abundant top or dorsal surface of the tongue with no taste buds |
| what are fungiform papillae? | broad and flat found mostly on the edge of the tongue provided with taste buds |
| what is the gingival epithelium divided into | oral epithelium, sulcular or crevicular epithelium, junctional epithelium |
| what is the junctional epithelium? | band of epithelial cells that surrounds the tooth and creates a seal at the gingival crevice to hold it firmly into place |
| what are circular fibers? | encircles the tooth within the free gingiva |
| what is the most important element in the PDL? | Principal fibers |
| what are the physical functions of periodontal ligament? | transmission of occulsal forces attachment of teeth to bone maintenance of the gingival tissue |
| what is cementum? | the thin calcified tissue covering the roots of the teeth |
| what is acellular cememntum | does not incorporate cells |
| what is cellular cememntum? | contains cementocytes found primarily in the apical third of the root |
| where is cementum thicker? | on the distal surfaces |
| what is basal bone | bone of the maxilla and mandible minus the alveolar process |
| what is alveolar process | the compact and cancellous bone that surrounds and supports the teeth |
| what is the alveolar bone | comprised of alveolus (tooth socket), PDL and fibers that insert into it |
| what cell is primarily recruited in high numbers to the site of acute inflammation? | neutrophil |
| what cells are phagocytic and involved in periodontal infections? | mast cells, macrophages, neutrophils |
| what cell is mainly involved in the body's immune response to invading bacteria? | lymphocytes |
| what is responsible for the destruction in periodontal disease? | direct effects of the bacteria and indirect effects by the body's own immune response |
| where is the first attempt at self protection from bacterial invasion come from | supragingival enivornment |
| what is associated with periodontal bone resorption | cytokines, prostaglandin E2 |
| what cell remains in the blood stream and does not function to phagocytize until it migrates into the tissue | monocyte |
| what cells are involved in regulating the activity of other cells | cytokines |
| what substances are associated with gram negative bacteria and cause damage to the periodontium? | endotoxin |
| what is a plasma cell make | make antibodies |
| what is a mast cell make | make histamine |
| what is a complement | protein in serum that binds to bacteria |
| what is a T lymphocyte? | produces cytokines |
| what is periodontal disease? | inflammation of the gingival tissue where there is ulceration of the periodontal sulus or pocket, destruction of the underlying connective tissue |
| what is the prime etiological factor of periodontal disease? | gingivitis and periodontitis |
| what is considered a secondary factor in periodontal disease? | calculus |
| what is a secondary factor (definition) | can be modified and affect the pathogenesis and progression of periodontal disease |
| how does calculus attach? | organic pellicle, penetration into cementum, mechanical locking with surface irregularities, close adaptation to undersurface depressions |
| does mechanical irritation from calculus occur? | NO |
| what is associated with gingivitis? | bone loss does not occur, risk factors include poor oral hygiene and endocrine conditions |
| what medications are a contributing risk factor causing gingival enlargement? | phenytonin, cyclosporine, nifedipine, valproate |
| what periodontal disease is described as inflammation of the gingiva without loss of clinical connective tissue attachment? | dental plaque induced gingivitis |
| which bacteria is found in high numbers in pregnancy gingivitis? | prevotella intermedia |
| what periodontal lesions is characterized by chronic gingival inflammation and the presence of plasma cells? | established |
| what periodontal lesion is characterized by chronic gingival inflammation and the initial presence of PMNs | initial |
| during the disease process the junctional epithelium transforms into... | pocket epithelium |
| which lesion does clinical inflammation first appear? | early |
| which occurs first after 2 to 4 days of plaque accumulation | dilation of blood vessels in the lamina propria |
| how does periodontitis occur and progress? | health gingiva with PMNs present initial lesion with destruction of gingival fibers, PMNs present established lesion with destruction of gingival fibers, PMNs present advanced lesions with destruction of perio ligaments, apical and lateral migration je |
| what is the latest classification of periodontitis is based on... | clinical presentation, radiographic survey, historical data, microbial profile |
| what forms of periodontitis is associated with a chemotatic defect in the polymophonuclear leukocytes or macrophages? | localized aggressive periodontitis |
| what bacteria is found in high numbers in localized aggressive periodontitis? | aggregatibacter actinomycetemcomitans |
| for gingival pocket what is the definition | marginal gingival enlargement with base of pocket at cememntoenamel junction |
| what is a supra bony pocket? | base of pocket located coronal to the alveolar crest |
| what is a gingival pocket | base of pocket located apical to the alveolar crest |
| which periodontal lesion is characterized by attachment loss and bone resorption | advanced |
| a periodontal pocket forms when... | the junctional epithelium migrates apically and laterally from the tooth surface |
| what is responsible for bone loss? | prostaglandins, endotoxins, B cells |
| what are the stages of pathogenesis | connective tissue attachment loss apical and lateral migration of JE bone loss destruction of perio ligaments fibers |
| what accounts for mineralization of sub gingival calculus? | crevicular fluid |
| what reason explains the finding of supra gingival calculus on the lingual surfaces of the mandibular incisors? | presence of the Warton's duct |
| what is the reasons that calculus is an important local etiologic factor for periodontal disease? | ir is porous and can provide a reservoir for bacteria |
| what are the anatomic factors that may predispose a site to periodontal disease? | tooth position, furcation area, root surfaces |
| where do palatogingival grooves usually appear? | palta surface of maxillary lateral incisors |
| a gingival abscess is localized to the... | gingival margin |
| what is associated with patient management of an acute periodontal abscess without lymphadenopathy? | incision and drainage |
| what is associated with gingival abscess? | popcorn kernel, partially erupted third molar |
| what is an apical radiolucency | periiapical abcess |
| what is a truisms? | periocoronitis |
| what is a dental caries | periapical abscess |
| what is a furcation defect? | periodontal abscess, periapical abscess |
| what is an operculum? | pericoronitis |
| what is a deep pocket associated with? | periodontal abscess |
| what is a fluctuant associated with? | periodontal abscess, gingival abscess, periapical abcess, pericoronitis |
| what occurs when a pocket entrance is opened with a probe or curet on a tooth with an acute peri abscess? | incision and drainage |
| what is the treatment used for patients with gingival abscesses? | identify and remove the cause |
| what is associated with treatment of pericoronitis? | irrigation, extraction of third molars, removal of operculm, placement of Arestin, systemic antibiotics if lymphadenpathy is present |
| what is localized purulent infection within the tissues surrounding the crown of a partially erupted tooth? | pericoronal abscess |
| what is the bacteria associated with periodontal abscess? | porphyromonas gingivalis prevotella intermedia fusobacterium nucleatum |
| how do you describe a patient with periodontal disease? | pain is the predominant feature |
| what bacteria present in NUG patients may penetrate periodontal tissue? | treponema denticola |
| what are necrotizing ulcerative gingivitis and necrotizing ulcerative periodontitis are categorized under... | necrotizing ulcerative diseases |
| necrotizing ulcerative gingivitis can be a clinical sign of what | human immunodeficiency virus infection |
| what disease looks like NUG? | primary herpetic gingivostomatitis |
| what is associated with NUG? | pain, bleeding, papillary necrosis, fever, emotional stress, spirochetes |
| what two bacteria are associated with NUG? | prevotella intermedia, porphyromonas gingivalis |
| what is the distinguishing factor between NUP and NUG | recession and alveolar bone loss |
| what is a concern in immunosupressed necrotizing ulcerative disease? | fungal infections |
| what is a prominent sign of NUG | punched out papillae |
Created by:
Chobchi
Popular Dentistry sets