A Operant conditioning by Skinner (1938)

B Classical conditioning by Pavlov (1972)

C Classical conditioning by Pavlov (1927)

D Operant conditioning by Skinner (1952)

A Living and degenerated leucocytes

B Microorganisms, their products and debris

C Gingival fluids and salivary mucin

D Desquamated epithelial cells

A Maxillary major connector

B Direct retainer

C Indirect retainer

D None of the above

A Encourage better oral hygiene

B Perform deep scaling and curettage

C Perform gingivoplasty after debanding

D Ask orthodontist to remove the bands so that healing can occur

A Decrease translucency.

B Increase color chroma.

C Increase saturation of color.

D All of the above.

A Saw toothing

B Papillomatosis

C Villi

D Parakeratosis

A Calcium hydroxide.

B Chlorhexidine digluconate.

C MTAD.

D None.

A Dowling - Degos disease

B Rothmund thornpson syndrome

C Cockyane syndrome

D Bloom's syndrome

A Phase contrast microscopy

B Direct immunofluorescence

C Latex agglutination

D Indirect immonofluorescent microscope assays

A Saliva

B Chlorhexidine

C Sodium Hypochlorite

D Metrogyl