NEB Dental Standard 4 MCQs

Scaling is mechanical removal of plaque, calculus and deposits from tooth surfaces.

Root planing is instrumentation intended to produce a biologically compatible root surface.

Furcation involvement is periodontal destruction extending into the root-dividing area of a multirooted tooth.

Periodontal pocket is a pathologically deepened gingival sulcus.

Guided tissue regeneration is a regenerative procedure using a barrier to favour repopulation by periodontal cells.

Occlusal trauma is injury to the periodontal support caused by excessive occlusal forces.

Supportive periodontal therapy is ongoing maintenance after active treatment to control recurrence and monitor disease.

Dental plaque biofilm is an organised microbial community attached to tooth surfaces and embedded in a matrix.

Gingivitis is inflammation of gingiva without clinical attachment loss.

Periodontitis is inflammatory destruction of tooth-supporting tissues with attachment and bone loss.

Clinical attachment level is the distance from the cementoenamel junction to the base of the periodontal pocket.

Bleeding on probing is a clinical sign of gingival inflammation elicited by gentle probing.