Aug 05, 2026  
2026-2027 College Catalog 
    
2026-2027 College Catalog
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DEA 710 - RDA Expanded Functions

3 credits


This course provides theoretical concepts and skills to expand the dental assistant’s or dental hygienist’s scope of practice to include occlusal registration; gingival retraction placement and removal; fabrication, temporary cementation, temporary recementation,and removal of provisional restoration;  final impression; application of cavity liners and bases, and desensitizing agents, applying bonding systems; placement, bonding, and removal of orthodontic brackets and bands or provisional orthodonic appliances;  removal of adhesives using non motorized hand instruments; placement of temporary restorative materials following preparation by dentist; extraoral adjustment to acrylic dentures without making adjustment to prosethetic teeth; and tissue conditioning. Instructor consent is required. 

To be eligible to register for this course, students must: 
Be a graduate of an ADA-accredited dental assistant program; or
Currently certified by the Dental Assisting National Board; or
have at least three (3) months of clinical practice as a registered dental assistant;or
have at least three (3) months of clinical practice as a dental assistant in a state that does not require  legistration; or
hold and active dental hygiene license in Iowa 
AND be employed by a licensed dentist and whose policies allow the dental assistant and/or dental hygienist to perform procedures related to the expanded scope of practice.

Prerequisite:
Instructor consent is required.
 

Semester Typically Offered:
Multiple



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