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The Oral Microbiome: A New View of Plaque Biofilm

COURSE NUMBER: 676

Salme E. Lavigne, RDH, PhD; Pamela R. Overman, EdD, RDH

Credit Hours:

3 Hour(s)

PDF

The primary learning objective for this course is to increase your general knowledge of the evolution of various plaque hypotheses throughout the years, highlighting the current view of plaque biofilm as an integral part of the oral microbi...

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Overview

The primary learning objective for this course is to increase your general knowledge of the evolution of various plaque hypotheses throughout the years, highlighting the current view of plaque biofilm as an integral part of the oral microbiome; its role in health and disease; and the ramifications for periodontal therapy.

  • Intended Audience:

    Dentists, Dental Hygienists, Dental Assistants, Dental Students, Dental Hygiene Students, Dental Assisting Students

  • Date Course Online:

    Sep 1, 2023

  • Last Revision Date:

    NA

  • Course Expiration Date:

    Aug 31, 2026

  • Cost:

    Free

  • Method:

    Self-instructional

  • AGD Subject Code(s):

    10

  • Technical Requirements:

    Stable internet connection and the latest version of browser and device software are recommended.

Learning Objectives

Upon completion of this course, the dental professional should be able to:


  • Compare and contrast the differing plaque hypotheses from the 19th century to current times.
  • Define plaque as a biofilm.
  • Compare and contrast the behavior of bacteria as grown on culture plates with their behavior in biofilms.
  • Discuss the positive and negative aspects of biofilm formation in nature.
  • Provide examples of how biofilm provides benefits and harms.
  • Discuss microbial biofilms as part of the oral microbiome.
  • Identify the key microbial species associated with the conversion of a symbiotic biofilm to one of dysbiosis.
  • Discuss the various bacterial color complexes involved in the sequential colonization of plaque microorganisms.
  • Describe the role that commensal microorganisms play in plaque biofilm.
  • Summarize how plaque microorganisms enter a state of dysbiosis.
  • Discuss current thought on the role that inflammation plays in conversion of gingivitis to periodontitis using the IMPEDE model.
  • Discuss the ramifications of total microbial elimination.
  • Describe both traditional and novel strategies for the control of oral biofilm targeted to maintain the oral cavity in a state of symbiosis.

Disclaimers

  • P&G is providing these resource materials to dental professionals. We do not own this content nor are we responsible for any material herein.
  • Participants must always be aware of the hazards of using limited knowledge in integrating new techniques or procedures into their practice.  Only sound evidence-based dentistry should be used in patient therapy.

Note:  Registration is required to take test.

Author(s)

Conflict of Interest Disclosure Statement

  • Dr. Salme Lavigne is a member of the dentalcare.com advisory board. She has no relevant financial relationships to disclose.
  • Dr. Pamela Overman has done consulting work for P&G. She has no relevant financial relationships to disclose.
Salme E Lavigne

Salme E. Lavigne

RDH, PhD

Salme received a diploma in Dental Hygiene (University of Toronto), a BA in Biomedical Anthropology, (Lakehead University), a Master of Science in Dental Hygiene (University of Missouri-Kansas-City), and a PhD (Faculty of Medicine, Universit...

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Pamela R. Overman

Pamela R. Overman

EdD, RDH

Submission Information

Academy of General Dentistry (AGD) Submission For credit transfers to appear in your AGD account in real time, make sure to add your AGD membership number in the field provided on the “Share Your Test Score” page.


CE Broker For all states that use CE Broker for licensure, “proof of completions” are electronically reported the first of every month. If a course was taken in November, the “proof of completion” will be submitted the beginning of December.

Recognition

AGD Pace Logo

Approved PACE Program Provider

THE PROCTER & GAMBLE COMPANY


Nationally Approved PACE Program Provider for FAGD/MAGD credit.

Approval does not imply acceptance by any regulatory authority or AGD endorsement.


8/1/2021 to 7/31/2027

Provider ID# 211886

AADH Logo

AADH Approved Program Provider

Procter & Gamble is designated as an approved Provider by the American Academy of Dental Hygiene, Inc. #AADHPGC (January 1, 2024-December 31, 2025). Approval does not imply acceptance by a state or provincial Board of Dentistry. Licensee should maintain this document in the event of an audit.