NEB Dental Standard 4 MCQs

Secondary prevention is early detection and prompt intervention to limit disease progression.

Tertiary prevention is measures that reduce disability and improve function after established disease.

Herd immunity is population-level protection that arises when enough people are immune to reduce transmission.

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.

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

Prevalence is the proportion of a population that has a condition at a specified time or period.

Sensitivity is the ability of a test to correctly identify people who have the disease.

Sensitivity is the ability of a test to correctly identify people who have the disease.