Which of the Following Is NOT Within the Scope of Practice

question 21

Multiple Choice

Which of the following is NOT within the scope of practice of a dental hygienist?

• A) Removing biofilm plaque and calculus from teeth both coronal and apical to the gingival margin using dental instruments
• B) Applying caries-preventive agents such as fluorides
• C) Placing a resin restoration in a tooth prepped by the dentist
• D) Exposing,processing,and interpreting dental radiographs

---

Definitions:

Standard Deviation

Standard Deviation measures the amount of variation or dispersion of a set of values, indicating how much the values in a dataset deviate from the mean.

Heights

The measurement of someone or something from base to top or head to foot.

Statistically Significant

An indication that the likelihood of the observed data, under the assumption of the null hypothesis, is low enough to reject the null hypothesis.

Electronic Control

The use of electronic systems to regulate the operation of mechanical devices, commonly found in automotive, industrial, and consumer appliance contexts.