Continuing Education

  1. Introduction to Dental Radiography
  2. Administration of Nitrous Oxide for the Registered Dental Hygienist

Introduction to Dental Radiography
Practicing dental assistants will learn the basic principles and techniques of digital intraoral and panoramic radiography as they expose and evaluate radiographic images during laboratory sessions.

This intensive two-week course educates dental assistants in the basic fundamentals of dental radiography.  Successful course completion satisfies the Rhode Island Department of Health requirement for exposure of radiographs in the dental office setting.

Students must recruit a patient for a full mouth series competency and are required to complete online coursework and attend both laboratory sessions. Students will be awarded with a certificate upon successful completion of all course requirements.

A minimum of six months of chairside dental assisting experience is required. Participants must submit written proof of experience from employer at the start of the first lab.

Please contact Kerri Friel with any questions (
Online Component: 12 hours
Lab Component: 14 hours

$595 + $5 non-refundable registration fee

Registration Deadline: October 17, 2018
Online Coursework begins: October 22, 2018
Lab Sessions: Saturdays, October 27 and November 3, 2018 (8 am - 3 pm)

Required textbook: “Dental Radiography Principles and Techniques” by Iannucci and Howerton, ed.5. Elsevier, 2017. ISBN: 978-0-323-29742-4

Learn How to Register

DHYG 2201 - Administration of Nitrous Oxide for the Registered Dental Hygienist (1 Credits)

Start date Online October 9, 2018 - Lab Saturday November 17, 2018 Time 8:00am-2:00pm

CRN number for registration: 33245

This five week Hybrid course with one mandatory lab secession is designed to enable licensed dental hygienists to gain the knowledge and the skill indicated to earn a permit to administer nitrous oxide in Rhode Island. Topics will include: History of Nitrous Oxide, review of oral anatomy, the circulatory and respiratory system in pediatrics and adults, review of physiology and psychology of pain and anxiety, pain control modalities, pharmacology of Nitrous oxide and drug interactions, patient assessment and monitoring, preventing and managing complications, description and use of inhalation equipment, sedation and general anesthesia techniques and ethical and legal considerations.

Students participating in the class will serve as patients for each other.
Pre-requisite Information: Active licensure as a registered dental hygienist in the state of Rhode Island or another state with similar licensure requirements.

Please email Cynthia Johnson if you need further information.

Contact Information

Want more information about our Programs?
Sign up for an info session here:
Admissions Info Sessions

Kathleen J. Gazzola
Chair, Dental Health
Director, Dental Hygiene
Flanagan Campus
Room 2374
Tel: 401-333-7227
Fax: 401-333-7146


Adam Moreau
Admissions Officer
Tel: 401-333-7471


Kerri H. Friel
Director, Dental Assisting
Flanagan Campus

Room 2372


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Last Updated: 7/30/18