Continuing Studies Course
Dental Radiology Certification for Auxiliary Dental Personnel
The Intraoral Radiography Certificate Course consists of two components; Part 1 is an online self-study designed to teach the fundamentals of x-ray production, safety and protection. Part 2 is a hands-on clinical component designed to teach receptor placement and exposure techniques needed for successful dental imaging. Both Part 1 and Part 2 must be successfully completed prior to receiving certification in Dental Radiography.
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DMXRAY – Intraoral Radiography
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Ms. Jennifer Robertson, MEd, BSDH, RDH, CDA, who joined ECU School of Dental Medicine in 2024, and the Radiology Team in 2025, as our Dental Radiology Technologist Specialist. Ms. Robertson has been a Certified Dental Assistant since 2003 and a Registered Dental Hygienist since 2005.
A dedicated dental educator since 2004, she has taught in both dental assisting and dental hygiene programs. Throughout her career, she has instructed numerous courses, including Dental Radiography, with a strong emphasis on fostering clinical excellence and safe patient care. Ms. Robertson looks forward to teaching in both portions of the Intraoral Radiography Certificate Program, where she will continue to emphasize radiation safety, proper technique, and the development of learner confidence.
Ms. Penny Coates is the Dental Imaging Technologist for ECU SoDM. Ms. Penny Coates, BS, RDH began working with the Radiology Team at ECU School of Dental Medicine in May 2022. During that time, she has assisted in teaching Part II of the Intraoral Radiography Certificate Program.
With over 40 years of experience in the dental field, she brings an exceptional depth of clinical and educational expertise. She practiced as a Registered Dental Hygienist for 30 years in Goldsboro, NC for Hinnant Family Dentistry. She also served as an educator in the dental hygiene program at Wayne Community College for 20 years. During her years at the community college, she taught Dental Radiology full-time for eight years, helping students develop the skills necessary for accurate and safe radiographic imaging.
Shelby ChadwickDr. Shelby Chadwick, DRS, MEd, BS, CDA, has over 50 years of experience in the dental field, she brings a wealth of knowledge in both clinical practice and dental education.
For more than 25 years, she worked full-time in private practice as a Certified Dental Assistant, where she gained extensive experience exposing radiographs on patients and providing comprehensive clinical support. She then spent another 25 years as a full-time educator at a community college, teaching dental assisting students the principles and techniques of radiographic imaging. She has taught the Intraoral Radiography Certificate Program for office trained dental assistants many times as well. She looks forward to sharing her expertise to those enrolled in the Part II of the Intraoral Radiography Certificate Program.