This quiz, titled 'MCQs 303 Periodontology Prof. Lim Sokun 2019', assesses knowledge on structures and functions related to periodontology, including the enamel organ, tooth germ, and periodontal tissues. It is designed for dental students and professionals to evaluate their understanding of periodontal anatomy and physiology.
Triangular
Half circular
Circular
Oval
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Basal bone
Alveolar bone
Cementum
Alveolar bone Cementum
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The buccal surface of the mandibular canine and first premolar
The buccal surface of the maxillary first molar
The lingual surface of the mandibular first molar
The buccal surface of the maxillary first molar The lingual surface of the mandibular first molar
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Results in the formation of a long junction epithelium, Frequently results in compromised aesthetics through gingival recession
Is indicated when non-surgical treatment is contraindicated owing to poor plaque control
Is the surgical treatment of choice for druginduced gingival overgrowth
Usually results in loss of the keratinised gingiva
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Actinobacillus actinomycetemcomitans, capnocytophaga Spp., Eikenella corrodens, campylobacter rectus, prevotella intermedia
Borrelia vincenti, medium size spirochetes and Fusiformis, Tanerella forsythus.
Mycoplasma, capnocytophaga sputigena, spirocheles.
Treponema denticola, fusobacterium nucleatum, rectus, Actinobacillus Actinomycetem comitans.
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1.97mm (=33.16%).
0.2mm.
3mm.
4mm , 0.02mm.
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In patients with localised aggressive periodontitis, Adjacent to a tooth which has 'tipped' into an extraction space and Adjacent to an overhanging restoration
On teeth that serve as abutments to partial dentures
On teeth that serve as abutments for bridge retainers
On teeth that serve as abutments to partial dentures, On teeth that serve as abutments for bridge retainers
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Are more effective in removing plaque than manual toothbrushes, Have brushheads that are designed specifically for patients with fixed orthodontic appliances and Have a 'novelty effect' associated with their use
Are generally cheaper than manual toothbrushes
Should be used with the Bass toothbrushing technique
Have a 'novelty effect' associated with their use and are generally cheaper than manual toothbrushes
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Clefts.
Festoons.
Craters.
Fenestrations.
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Diffuse.
Papillary.
Marginal.
Generalized.
Severe.
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Diffuse,
Papillary,
Marginal.
Generalized.
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Lack of bleeding upon probing.
Reduction of pocket depth.
Root smoothness.
Absence of plaque.
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GCF
Saliva
Pharynx
Larynx
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Both of the above
Collagen formation
Osteoid formation
None of the above
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Interdental col
Free gingiva
Gingival sulcus
Interdental papill
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All of the
Excavation of caries
Chemical plaque control
Removal of calculus
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Both of the above
Probe
Explorer
None of the above
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Naber’s probe
WHO probe
University of Michigan’O’ probe
Marquis color coded probe
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Dental Plaque
Enamel
Dental Caries
Saliva
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All are corrects
Quorum sensing
Conjugation
Plasmid transfer
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Enamel pearls
Hypercementosis
Sessile cementicles
Sessile cementicles , Enamel pearls
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Injury to fibroblasts and other connective tissue cells lead to necrosis of areas of the ligament.
Increased resorption of alveolar bone and formation of cementum.
A gradation of changes in periodontal ligament starting with tension of fibers which produce areas of fibrosis.
Disintegration of blood vessels within 30 minutes. and Disintegration of blood vessels within 05 minutes.
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Tetracycline 250mg 4 times daily for fourteen days
Tetracycline 250mg once daily for 7 days.
Tetracycline 250mg twice daily for 7 days.
Tetracycline 250mg 4 times daily for 3 days. and Tetracycline 250mg 4 times daily for 5 days
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3-4mm of clinical attachment loss has occurred in chronic periodontitis.
1-2mm of clinical attachment loss has occurred in chronic peroidontitis.
5mm or more of clinical attachment loss has occurred in chronic periodontitis.
0-1mm of clinical attachment loss has occurred and 0.5-0.9mm of clinical attachment loss has occurred in chronic periodontitis.
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Increased by tooth brushing and gingival massage.
Decreased when inflammation is present.
Increase by trauma from occlusion.
Decreased by mastication of coarse foods and smoking. and Decreased by ovulation and hormonal contraceptives.
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Is placed for one week
The retention is by chemically interlocking in the interdental areas.
Contact allergy to eugenol has been reported.
There is asbestos,Is placed for two weeks.
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Is typically characterised by actinomycetemcomitans infection, Commonly runs in families and Is associated with neutrophil defects
Is highly prevalent in adolescents
Can affect any teeth in the permanent dentition
Is highly prevalent in adolescents and Can affect any teeth in the permanent dentition
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Chalklike.
Translucent.
No different from wet calculus dark brown to black.
Smooth and yellow.
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Diffuse
Papillary.
Marginal.
Generalized.&severe.
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It is performed, regardless of findings.
Findings are normal.
Findings are abnormal.
A precancerous lesion is found.
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Laceration of the tissue with the tip.
Gouging of the root surface.
Failure to detect calculus.
Altering the line angle of the tooth.
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Side-to-side and down-and-up.
Parallel and perpendicular.
Vertical and horizontal.
Intraoral and extraoral.
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Abul-Qasim
Plato
Etruscans
Ibn Sina
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C-Both of the above
A-Root
B-Periosteum
D-None of the above
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Months
Days
Weeks
Years
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Both of the above
Connective tissue
Epithelium
None of the above
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Vitamin C
Vitamin A
Vitamin B
Vitamin D
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All the above
Pregnancy
Puberty
Menstruation
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All of the above
Supraperiosteal vessels
Vessels of periodontal ligament
Arterioles emerging from alveolar crest
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Ibuprofen
Nimesulide
Rofecoxib
Valecoxib
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Oxygen insufflation
Pressure
Debridement
Immobilization
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8mm
2mm
6mm
4mm
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Is effective in the management of necrotizing ulcerative gingivitis
Penetrates stgnation areas well
Is mainly active against gram-positive aerobes
Is mainly concentrated in saliva
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7days
2days
20days
42days
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Chronic gingivitis
Gingival recession
Systemic diseases
Advanced priodontal diseases
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All are corrects
Hydrophobic forces
Covalent forces
Vander waal's forces
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Has the ability to invade gingival soft tissues, Is generally encapsulated
Is one of the first bacterial species to colonise a newly cleaned tooth surface
Is a causative organism for localised aggressive periodontitis
Is an obligate aerobe
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For appropriate treatment plan code 3 require supra and subgingival scaling and improvement in home care.
The dentition is divided into five segments. and Pocketing of 4-5 mm, that is, when the gingival margin is on the clear area is code no. 3.
Pocketing of 6mm or more, that is when the gingival margin is on the black area of the probe is code no. 4.
For appropriate treatment plan code 2 requires improvement in home care.
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