The Primary Contribution of Calculus in the Development of Periodontal

question 23

Multiple Choice

The primary contribution of calculus in the development of periodontal disease is

• A) Irritating the epithelial lining of the sulcus/pocket
• B) Harboring pathogenic bacteria
• C) Releasing bacterial endotoxin
• D) Initiating chemotaxis

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Definitions:

Iris Diaphragm

A part of a microscope that adjusts the amount of light passing through the sample being observed.

Fine Adjustment Knob

A control on a microscope used for making precise focal adjustments to obtain a clear image at high magnifications.

Substage Light

Substage light refers to the light source positioned below the stage of a microscope, illuminating the specimen from underneath for observation.

Revolving Nosepiece

A rotating component of a microscope that holds multiple objective lenses, allowing the user to switch between different magnification levels.