Periodontology

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Periodontology Mastery Quiz

Test your knowledge and understanding of periodontal disease and treatment with our comprehensive Periodontology Mastery Quiz. Dive into various aspects of periodontology, including bacteria, calculus formation, periodontal treatment, and more!

30 carefully crafted questions
Multiple choice format for easy answering
Enhance your understanding of periodontology

60 Questions15 MinutesCreated by DentalExplorer547

Which of the following bacteria have the capacity to invade host tissue cells directly?:

P.gingivalis

A.actinomycetemcomitans

T.denticola

All of the above

Which of the following is not included in the Green complex?:

Aggregatibacter actinomycetemcomitans serotype a

P.gingivalis

Eikenella corrodens

Capnocytophaga spp.

The most common crystalline forms present in supragingival calculus are:

Hydroxyapatite and magnesium whitlockite

Hydroxyapatite and octacalcium phosphater

Hydroxyapatite and brushite

Magnesium whitlockite and octacalcium phosphate

Calculocementum is :

Calculus similar in composition to cementum

Cementum similar in composition to calculus

Cementum appearing morphologically similar to calculus

Calculus appearing morphologically similar to cementum

Which of the following drugs has been shown to slow down the alveolar bone loss in periodontitis:

Nimesulide

Rofecoxib

Ibuprofen

Valecoxib

The most common factor that defects healing after periodontal treatment:

Plaque

Excessive manipultation of tissue

Inadequate blood supply

Foreign bodies

Which of the following does not improve healing after periodontal treatment:

Pressure

Debridement

Immobilization

Oxygen insufflation

Plaque Index was developed by:

Silness and Loe in 1964

Loe and Silness in 1964

Russell in 1956

None of the above

Cementoenamel junction of the teeth is used as fived landmark for measuring the level of the periodontal attachment loss in:

Papillary bleeding index (PBI)

Periodontal disease index (PDI)

Russell’s periodontal index (PI)

None of the above

The radiographic findings of gingivitis will Demonstrate:

Vertical bone loss

Horizontal bone loss

Change in bone trabeculation

Normal bone pattern

Gingival bleeding on probing appears:

Before the color changes

After the color changes

At the same time as the color changes

Not related with the color changes

Junctional epithelium shows formation of reted pegs in:

Stage I gingivitis(Initial)

Stage II gingivitis (Early)

Stage III gingivitis (Established)

Stage IV gingivitis(advanced)

The predominant inflammatory cell in early lesion:

Neutrophil

T lymphocytes

Plasma cell

Macrophages

McCall’s festoon is common in:

Incisor area

Canine and premolar area

Molar area

Same in all of the above

Crater-like deformities are seen in:

NUG

Aggressive periodontitis

Chronic gingivitis

Chronic periodontitis

Which of the following is not a clinical feature of necrotizing ulcerative gingivitis:

Pocket formation

Spontaneous bleeding

Pain

All of the above

Radiographic features of trauma from occlusion include all of the following expect:

Thickening of lamina dura

Angular bone loss

Increase in the width of periodontal ligament space

Hyalinization of periodontal ligament space

Trauma from occlusion does not produce:

Tooth mobility

Widening of periodontal spaces

Angular bone loss

Periodontal pockets

Abnormal tooth mobility maybe initiated by each of the following except:

Hyperparathyroidism

Resorption of alveolar bone

Daibetes

If the probing pocket depth is 6mm and gingival recession is 2mm then the total clinical attachment loss is:

8mm

2mm

6mm

4mm

The best way to detect bony detects is:

Surgical exposure

Careful history taking

Radiograph at different angulations

Careful probing and measuring pocket depth

80Which of the following areas of the tooth are considered most sensitive from various stimuli?:

Occlusal ,incisal

Cervical ,proximal

Lingual , cervical

Facial ,cervical

Which of all the following come under PhageI therapy:

Excavation of caries

Chemical plaque control

Removal of calculus

All of the

Instrument used for detection of subgingival caculus:

Probe

Explorer

Both of the above

None of the above

The distance between apical edge of calculus and bottom of the pocket is usually less than:

1mm

2mm

3mm

4mm

Which one for the following instruments is not used for subgingival scaling:

Sickle

Hoe

Chisel

All of the above

Instrument used for crushing of subgingival calculus:

After five curette

Oschenbein chisel

Hirsch field-file

Ball-sickle

The portion of tooth covered by calculus or altered cementum is called:

Pathologic zone

Toxic zone

Deposit zone

Instrumentation zone

Periostat is:

20mg capsule of doxycycline hyclate

40mg capsule of doxycycline hyclate

100mg capsule of doxycycline hyclate

200mg capsule of doxycycline hyclate

The antibiotic to which all strains of Actinobacillus are susceptible is:

Tetracycline

Ciprofloxacin

Amoxicillin

Metronidazole

Which of the following antibiotics can concentrate at sites of periodontal inflammation:

Amoxycillin

Azithromycin

Metronidazole

Clindamycin

Metronidazole:

Penetrates stgnation areas well

Is mainly active against gram-positive aerobes

Is effective in the management of necrotizing ulcerative gingivitis

Is mainly concentrated in saliva

If periodontal procedures have tobe carried out more than once, the minimum gap between two prophylactic antibiotic regimes in case of prophylaxis against SABE, should be:

2days

7days

20days

42days

Furcation is best detected by which probe:

WHO probe

University of Michigan’O’ probe

Marquis color coded probe

Naber’s probe

Which of the following instrument has a two-point contact with the tooth:

Hoe

Sickle

Currette

Cumin scaler

Gracey Curette N0.11-12 are used for:

Anterior teeth

Posterior teeth mesail surfaces

Posterior teeth distal surfaces

Posterior teeth facial and lingual surfaces

Which of the following is magnetized instrument?:

Schwartz periotrievers

Hu-friedy after five curette

Morse sickle scaler

Modified Gracey curette

During an acute gingival inflammatory response, which of the following cell types can destroy virulent bacteria by phagocytosis and T-cell mediation?

Periodontium include all of the following:?

Enamel,root, periodontal ligaments and alveolar bone

Gum, alveolar bone, dentine and cementum

Cementum, gum, alveolar bone and periodontal ligaments

All of the above

All the following are phases of periodontal treatment plan except:?

Surgical phase

Maintenance phase

Non-surgical phase

Refractory phase

A 27 years-old preswents to your office all of the following: loss of interdental and marginal stippling, blue-red tissue color, and bleeding upon gentle probing. Your Diagnosis is:?

Gingival recession

Systemic diseases

Chronic gingivitis

Advanced priodontal diseases

The primary cause of periodontal diseases is?

Calculus

Dental Plaque

Malocclusion

Faulty restoration

Root planning is?

Removal of material alba and stains from tooth surface

Removal of soft tissue wall and periodontal pocket

Removal of food debris from tooth surface

Removal of diseased cementum along with other root deposits

In periodontal disease, loss of which of the following fiber bundles are primarily associated in preventing the progressive downward proliferation of the junctional epithelium into the periodontal ligament and alveolar bone?

Transseptal

Circular

Interradicular

Alveolar gingival

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.

Periodontitis as a manifestation of systemic disease.

Chronic periodontitis modified by systemic condition

Generalized aggressive periodontitis

Necrotizing ulcerative periodontitis?

Is associated with deep periodontal pocket

Is associated with crater like depression at the tip of interdental papilla and vesicle formation

Is not responsive to any therapy

Leads to gingival recession due to faulty tooth brushing

Cementum :?

Is derived from the sheath of Hertwig

Is acellular in the apical third of the tooth

Often overlaps the enamel

Does not contain collagen fibers

Cellular cementum and compact bone contain :?

Sharpey's fibers and elastic fibers

Collagen fibers and blood vessels

Canaliculi and incremental lines

Lacunae and elastic fibers

Biofilm in general have:?

Crystalline structure

Stereoline structure

Organized structure

Disorganized structure

A test that can be used for typing of class I histocompatibility antigens is:?

Cell mediated Lympholysis (CML)

Donor-recepient mixed lymphocyte response

Primed lymphocyte typing

Antibody and complement mediated cytotoxicity

Does sub-gingival scaling alters the microflora of periodontal pocket?

Never gets altered

Alters aerobes only

Gets altered

Alters anaerobes only

The primary etiological factor in the development of furcation defect is:?

Calculus

Plaque

Cemental caries

Root infection

A glycoprotein that promotes new attachment and increased cell proliferation is:?

Fibronectin

Fibropectin

Glycogen

Glycosaminoglycans

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