May 01, 2026  
Catalog 2024-2025 
    
Catalog 2024-2025 [ARCHIVED CATALOG]

DHYG 346 Periodontology II

2 credits
This course builds on DHYG 246 Periodontology I . The focus along the health/disease continuum shifts toward basic concepts of disease at the cellular level. The study of periodontics is broadened to include common periodontal pathologies and their microbiological basis.

Prerequisites: All Quarter 4 DHYG BAS courses

Corequisites: All Quarter 5 DHYG BAS courses

Course Outcomes
Upon successful completion of this course students will be able to:

  • Explain basic concepts and principles of periodontal pathology and list the major bacteria associated      
  • with periodontitis   
  • Explain the major components of the immune system and the differences between innate immunity and adaptive immunity   
  • Describe the periodontium 
  • Classify periodontitis  
  • Describe normal flora of the mouth vs. dental plaques. Bacteria associated with disease
  • Describe the different antimicrobial/antibiotic agents used to treat periodontitis
  • Explain substantivity as it relates to antimicrobial agents
  • Explain the differences between first generation agents and second-generation agents 
  • Explain the need for periodontal maintenance therapy
  • Discuss the rationale for periodontal surgery
  • Discuss types of pockets and methods of pocket elimination 
  • Discuss general and surgical considerations for surgery clients
  • Describe gingival and osseous surgical techniques

Program Outcomes
This course teaches to the following program outcome:

  • be prepared to successfully complete all licensing exams required to practice in Washington State and obtain an entry-level position as a dental hygienist

Total Hours: 20 Theory (Lecture) Hours: 20