A Probing Depth of More Than ___ Mm Is Associated

question 10

Multiple Choice

A probing depth of more than ___ mm is associated with gingival disease.

• A)2
• B)3
• C)4
• D)6

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Definitions:

Colourless Gas

A gas that does not have any color visible to the human eye, which can be natural or man-made.

Thermal Inversion Layer

A weather phenomenon where a layer of warm air traps pollution and cooler air beneath it, often leading to poor air quality.

Pollutants

Substances introduced into the environment that cause harm or discomfort to the ecosystem or living organisms.

Nitrogen Dioxide

A toxic, reddish-brown gas that is part of the nitrogen oxides group, contributing to air pollution and respiratory issues.