Periodontology

A detailed illustration of dental anatomy focusing on gums, periodontal disease, and bacteria, with a professional and educational style.

Test Your Periodontology Knowledge

Welcome to the Periodontology Quiz! This quiz is designed for dental students and practitioners to assess their understanding of periodontal health and disease. Each question explores crucial concepts related to gum diseases, bacteria, and treatments.

Topics covered include:

Periodontal Disease
Dental Plaque
Microbiology
Clinical Signs

60 Questions15 MinutesCreated by CaringDentist42

In periodontal disease, ground substance is dissolved by:?

Hyaluronidase

Coagulase

Phosphorylase

Acid phosphatase

The biofilms found on tooth surface are termed as:?

Enamel

Dental Caries

Dental Plaque

Saliva

The lactoperoxidase thiocynate system present in saliva is against:?

Actinomycetemcomitans

Streptococcus

Gingivalis

Actinomyces

Periodontitis is caused by:?

Malnutrition

Supragingival plaque

Biofilm

Faulty toothbrushing

The gram negative bacteria most numerous in oral cavity is:?

Streptococci

Veillonella

Selenomous

Eikenella

Which one of the following species of Streptococci is usually not found in dental plaque?

S. mutans

S. sanguis

S. pyogens

S. salivarius

Which component of diet affects plaque composition ?

Carbohydrate

Mineral

Protein

Fats/lipids

Microorganism which uses steroids as growth factor is:?

P. gingivalis

P. intermedia

S. sanguis

S. mutans

Which of the following is the method of transferring information in a biofilm ?

Quorum sensing

Conjugation

Plasmid transfer

All are corrects

The growth of Porphyromonas gingivalis is enhanced by a metabolic byproduct succinate produced by:?

Streptococcus

Capnocytophaga

Actinomyces

Veillonella

All of the following organisms can be detected by BANA analysis except:?

Tannerella forsythia

Porphyromonas gingivalis

Capnocytophaga

Actinomycetemcomitans

Bacteria in plaque are held together by:?

Hydrophobic forces

Covalent forces

Vander waal's forces

All are corrects

The amount of gingival crevicular fluid is:?

Decreased when inflammation is present.

Increase by trauma from occlusion

Decreased by mastication of coarsee (គ្រោគគ្រាឝ គគ្រើម) food and smoking.

Decreased by ovulation and hormonal contraceptives.

Increased by tooth brushing and gingival massage.

Dentogingival unit:?

Is sulcular epithelium and gingival fibers

Is junction epithelium and gingival fibers.

Is sulcular epithelium and periodontal fibers.

Is junction epithelium and periodontal fibers.

Is oral epithelium and gingival fibers.

Excisional new attachment procedure involves:?

A periodontal flap.

A free gingival graft

A regenerative osseous procedure.

Root planning.

Internal bevel incision from the margin of the gingival apically to point below bottom of pocket.

Root planning is:?

Removal of material Alba and stains from root surface.

Removal of soft tissue wall of the periodontal pocket.

Removal of calculus and plaque from root surface.

Removal of food debris from tooth surface.

Removal of disease cementum along with other root deposits.

False gingival enlargement is caused by:?

Underlying drug induced gingival enlargement.

Underlying inflammation of periodontal ligament.

Underlying dental and osseous structures.

By epulis.

Sarcoidosis (រោគពកសាច់)

Subclinical gingivitis is:?

Characterized by vascular proliferation.

Characterized by predominantly lymphocytes microscopically.

Characterized by predominantly plasma cell microscopically.

Characterized by erythema, bleeding on probe.

Characterized by increased crevicular fluid flow and infiltration of sulcular and junction epithelium by polymorphonuclear leukocytes.

Risk factors of periodontal disease are:?

Smoking, Diabetes, Poor oral hygiene

Smoking ,Diabetes, Poor Oral Hygiene, Osteoporosis

Smoking ,Diabetes, Poor Oral Hygiene, Osteoporosis, HIV/AIDS

Smoking ,Diabetes, Poor Oral Hygiene, Osteoporosis, HIV/AIDS, Medication

Smoking, Diabetes, Poor Oral Hygiene, Osteoporosis, HIV/AIDS, Medications and Stress.

Dental plaque adheres to the tooth surface by?

Bacteria,

Sucrose,

Dextran (insoluble and sticky).

Epithelial cells

Heamatological disorder associated with periodontal disease is?

AIDS.

Hypophosphatesia,

Wegener’s granulomatosis,

Histiocytosis X

Indications for muco-gingival surgery include the following except:?

A shallow vestibule.

Insufficient attached gingiva.

Infrabony pocket.

A high frenum attachment.

Which one in Phase I therapy (non-surgery phase):?

Plaque biofilm control, Diet control, Scaling and Root planning to removal plaque and calculus.

Periodontal surgery, including placement implant, Endodontic therapy.

Final restoration, Fixed and removable prosthodontics, Evaluation of restoration periodontal examination.

Plaque biofilm and removal calculus, periodontal condition (pocket, inflammation) occlusion and tooth mobility, other pathologic change.

Plaque biofilm control, Diet control, Scaling and Root planning to removal plaque and calculus correction of contributing and prosthodontics factors, antimicrobial therapy (Local or systemic), Occlusal therapy.

A compound periodontal pocket is:?

Spiral type of pocket.

Present on two or more tooth surfaces.

Infrabony in nature.

No, right answer.

Periodontal pocket wall between tooth and bone is:?

Infrabony pocket.

Suprabony pocket.

Gingival pocket.

Pseudo pocket.

��បករណ៝ឝម្រូវការសម្រាប់ periodontal index:?

Light.

Light and Mouth mirror.

Light, Mouth mirror and explorer (periodontal probe).

Light, Mouth mirror and graduated probe.

The earliest clinic sign of chronic gingival inflammation:?

Erythema.

Oedema.

Loss of stippling.

Bleeding on probing.

A 27 year-old male presents to your office with the following signs: loss of interdental and marginal tippling, blue-red tissue color, the junction epithelium at the CEJ, and bleeding upon gentle probing. Your diagnosis is?

Gingival abrasio9nj is caused by:?

Faulty brushing

Soft tissue friction

Tooth malposition

High frenal attachment

Which of the following is usually not caused by gingival recession:?

Hypersensitivity

Root caries

Periodontal abcess

Pulpal hyperaemia

30 years female pregnant patient, upon periodontal clinical examination, there was gingival bleeding on probing, edema and redness of gingival margin, and poor oral hygiene. Diagnosis of this case according to AAP 1999 periodontal diseases Classification is: ………?

Non-Plaque induced gingival disease or lesions.

Plaque induced gingival diseases associated with dental plaque only.

Plaque induced gingival disease modified by systemic factor.

16 years boy, present clinically with attachment loss related to 1st Molars and Incisors only. Diagnosis of this case according to AAP 1999 periodontal diseases Classification is: ……?

Localized aggressive periodontitis.

Generalized aggressive periodontitis.

Generalized juvenile periodontitis.

Localized juvenile periodontitis.

40 years diabetic patient, present clinically with periodontal attachment loss and diagnosed as having periodontitis. According to AAP 1999 classification of periodontal diseases, the type of periodontitis in this case is:?

Aggressive periodontitis.

Chronic periodontitis modified by systemic condition.

Periodontitis as a manifestation of systemic disease.

Periodontal pockets can BEST be detected by: ……………?

Radiographic detection

The color of the gingival

The contour of the gingival margin

Probing the sulcular area.

Scaling process removes: ………………………?

Calculus

Plaque

Calculus and Plaque

Non, Right answer

Active haemorrhage has to be first controlled by: ……………………..?

Pressure application

Electro congelation

Pressure application and electro-coagulation

None of the above

Which one of the following is a surgical sickle?

Morse

Jaquette

Ball

NEV!-2

Chisel is sharpened with: ……………………………..?

Pull stroke

Push stroke

Pull stroke and Push stroke

None, answer are correct

Instrument used for supra-gingival scaling is: …………………….?

Sickle

Curette

Hoe

Sickle, Curette and Hoe

The primary predisposing factor in ANUG: ………………………?

Plaque

Malnutrition

Psychological stress

Smoking

Tooth mobility caused by which of the following is not likely to be corrected: ….?

Trauma from occlusion

Inflammation in periodontal ligament

Loss of alveolar bone

Trauma from occlusion, Inflammation in periodontal ligament and Loss of alveolar bone

New attachment is possible for: ………………?

Teeth

Non-vital teeth

Vital teeth and non- Vital teeth

Non, correct answer

Which of the following scaler is used for crushing of calculus: …………?

Sickle

Curette

Hoe

File

Cavitation is a term used in relation to: …………………?

Osseous surgery

Curette

Ultrasonic scaling

Furcation treatment

Linear action of the tip is feature of: …………………?

Sonic scaler

Piezo scaler

Magnetostrictive

All of answer

Wire edge is produced in instruments by sharping strokes that are: …………….?

Away from cutting edge

Towards cutting edge

Away from cutting edge and Towards cutting edge

All of The answer

Which one of the following scalers is actvated with push motion: ……………..?

Sickle

Currette

Hoe

Chisel

Two points contact is essential for: …………………………..?

Sickle

Currette

Hoe

Chisel

Ultrasonic scaling is done with: ………………………………?

Nonoverlapping vertical strokes

Overlapping vertical strokes

Nonoverlapping horizontal strokes

Overlapping horizontal strokes

Which of the following is a clinical indication for microbial analysis of plaque: .?

Aggressive periodontitis

Refractory periodontitis

Periodontitis associated with systemic conditions

All of answer

The most common factor that defects healing after periodontal treatment: ?

Plaque

Excessive manipulation of tissue

Inadequate blood supply

Foreign bodies

Local treatment procedure that accelerates regeneration is: ………?

Scaling

Root planning

Curettage

All answers

Repair that occurs after treatment of periodontal lesions is called: …?

Reattachment

New attachment

Epithelial adaptation

Repair

Periodontal disease is an important risk factor for all of the following except: ….?

Diabetes

Stocke

Premature delivery

Hypertension

Maintenance phase should start after: ………………….?

Preliminary phase

Phase I

Phase II

Phase III

The inter-dental aid to be used when the embrasure is filled with inter-dental papilla: ………?

Dental floss

Wooden tip

Plastic tip

No, answer correct

Which of the following is a more common expression of gingivae: …………?

Color change

Bleeding

Increase pocket depth

Mobility

The prognosis for smoker with severe periodontitis, when he stops smoking: …?

Good

Fair

Poor

Quetionable

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