Catalog 2020-2021 
    
    Apr 27, 2024  
Catalog 2020-2021 [ARCHIVED CATALOG]

DHYG 256 Dental Imaging

3 credits
This course introduces radiology as a diagnostic aid, and includes the concepts and principles of radiation basics, equipment, dental radiographer basics, techniques, normal anatomy, mounting basics, digital imaging, x-ray generation, and radiation protection.

Prerequisites: Admission to the Dental Hygiene program

Corequisites: DHYG 242 , DHYG 243 , DHYG 246 , and DHYG 247  

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

  • List the basic principles of radiation history, biology and the uses of x-radiation in dentistry
  • Identify diagnostic quality of dental radiographs
  • Perform radiology infection control procedures per OSHA standards
  • Identify radiographic errors and artifacts
  • Discuss concepts of panoramic radiography including equipment preparation, patient preparation and patient positioning
  • Explain radiation injury and effects utilizing radiation measurements and other risk factors
  • Demonstrate in a clinical environment radiation protection techniques for both the patient and the operator
  • Describe the concepts of x-radiation generation and how the quality of the beam is controlled by Kilovoltage and Milliamperage
  • Identify normal intraoral radiographic anatomy characteristics and landmarks of periapical and bitewing radiographs
  • Apply radiographic imaging and imaging techniques for periapical and bitewing radiographs
  • Discuss quality assurance and legal aspects and the concepts of x-radiation generation and radiation protection
  • Apply principles of processing, and  mounting 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: 40 Theory (Lecture) Hours: 20 Guided Practice (Lab or Clinical) Hours: 20