terms in periodotology


Which term refers to the space between the tooth and the gum?

what is the term used to describe the inflammation of the gum ?

What is the term for the surgical removal of gum tissue?

What is the term for the attachment fibers that connect the tooth to the surrounding bone?

What is the term for the specialized dental professional who specializes in the prevention, diagnosis, and treatment of periodontal diseases?

Which term describes the inflammation and infection of the tissues surrounding a dental implant?

What is the term for the process of removing plaque and tartar from the tooth surface and root surfaces?

Which term describes the surgical procedure that involves reshaping the gum tissue to expose more of the tooth surface?

what is the term for the specialized instrument used to measure the depth of the periodontal pocket ?

What is the term for the space between the tooth and the gum tissue?

Cells of epithelial origin in periodontal ligament are?

The tissue of the periodontium does not include?

The junction between attached gingiva and alveolar mucosa is

Course through the connective tissue of the marginal and interdental gingivae and encircle the tooth in ring like fashion?

width of pdl ?

Gingival sulcus



Periodontal ligament




Crown lengthening


Gingival sulcus

Cell rests of Malassez



The Circular Group




Which periodontal fiber is also known as “Interdental Ligament”?

Which of the following fibers prevents extrusion of the tooth and resists lateral tooth movements?

Birbeck’s granules are seen in which of the following ?

What is the length of Junctional epithelium?

Which of the following are non-keratinized ?

Which of the following cells serve as “Tactile receptors”?

Where are the Langerhans cells located?

What is the principal cell of gingival epithelium?

What is the probing depth of the normal gingival sulcus?

Which of the following is the common factor for the initiation of both dental caries and
periodontal disease?

The inorganic component of plaque is primary:

Which surface of tooth has most of plaque ?

In gingivitis, the immunoglobulins are consistent with the increase in number of:

The most important cell which contributes to the severity of periodontal disease is:

Early and established stage of gingivitis is differentiated by increase in number of:

The principal connective tissue cells present in the periodontal ligament are:

All of the following are true about fibroblasts except

Trans-septal fibers

Alveolar crest

Langerhans cells

A. 0.25 – 1.35 mm

All of the above

Merkel cells

Spinous layer


2-3 mm

bacterial plaque

Calcium and phosphorus

Gingival third of tooth surface


Plasma cell

Plasma cells


fibroblasts are not capable of phagocytosis for collagen destruction.


Type IV collagen is absent in:

The attached gingiva is attached -to:

Which of the following cells is· not found in the gingival connective tissue:

Lamina densa of gingival basal lamina is made up of:

Proliferation of Keratinocytes takes place from:

Interdental papilla is formed by: .

The mucogingival junction is seen on:

Under absolutely normal conditions, the depth of gingival sulcus is about:

The width of attached gingiva:

The width of attached gingiva is greatest in:

The width of attached gingiva is least in:

Earliest clinical sign of gingivitis is:

When periodontal probing in gingivitis is done, depth is measured from:

Bacteria found in gingivitis are localized in:

Gingivitis is initiated most frequently by:

In gingivitis, the immunoglobulins are consistent with the increase in number of:

Which of the following may not be considered as a predisposing factor to gingivitis

Facial surface of which tooth is most affected by gingivitis

Lingul surface of which tooth is most affected by gingivitis

Radiographs in gingivitis show

Internal basal lamina of junctional epithelium

Both of the. above

None of the above

Type I collagen

Both of the above

Both of the above

Facial side

0 mm

Increases with age

Maxillary anterior region

Mandibular premolar region

Bleeding on probing

Base of pocket to free marginal gingiva

Gingival sulcus

Local irritating factors

Plasma cells

TMJ disorders

Upper first molar

Lower central incisor

Change in bone trabeculation pattern