Feb 04, 2025  
2024-2025 General Catalog 
    
2024-2025 General Catalog
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DEA 312 - Dental Radiography I


3 Credits
Total Lecture Hours: 45
Course Description:
This course encompasses the physics of radiation and radiation biology as they are related to the principles, techniques and interpretation of intra and extraoral radiographs. Quality in exposing, mounting and processing dental x-rays is stressed along with an emphasis on the safety of the patient and operator included in this course.

Mode(s) of Instruction: Traditional/Face-to-Face

Student Learning Outcomes and Objectives:
  1. The student will recall the important dates related to dental radiography and the contributions of pioneers in the field of dental radiography.
  2. The student will explain radiation physics, ionization and the nature of radiation.
  3. The student will list the characteristics of x-rays.
  4. The student will identify dental radiographic techniques and list the uses of radiographs in dentistry.
  5. The student will differentiate between the different types of radiation.
  6. The student will describe the interactions of dental x-rays with matter and action on tissues and cells.
  7. The student will list protective measures and methods used to reduce the risk principle in radiation exposure.
  8. The student will recognize and identify the main components of the dental x-ray machine and their function.
  9. The student will describe and discuss in detail the principles of radiographic imaging.
  10. The student will list the steps in the production of radiographs.
  11. The student will explain the radiological units of measurement.
  12. The student will define the inverse square law.
  13. The student will explain the effects of exposure time, mAs, kVp and tube film distance on the radiograph.
  14. The student will explain the effects of object density and thickness on the radiograph.
  15. The student will determine how to adjust contrast, density, quality, intensity and magnification on a radiograph.
  16. The student will state the advantages and disadvantages of both paralleling technique and the bisecting technique.
  17. The student will identify the components of an x-ray film and describe the various sizes and film speed and us es of each.
  18. The student will list the components of an efficient darkroom and their functions.
  19. The student will list and explain the process of film processing and why correct film processing is important for diagnostic quality radiographs.
  20. The student will identify anatomical landmarks and artifacts on both a full mouth series and panorex.
  21. The student will mount a full mouth series of radiographs with 100% accuracy.
  22. The student will state advantages and disadvantages of a panoramic radiograph.
  23. The student will state the cause of any faulty radiograph, which resulted from operator error and explain the steps to correct the errors.
  24. The student will differentiate between radiolucent and radiopaque structures and be and be able to identify on a radiograph.
  25. The student will discuss in detail the use, handling and storage of x-ray film.
  26. The student will discuss and demonstrate client management techniques and the communication skills vital for client and professional relationships.
  27. The student will identify, assemble and properly utilize radiographic film holders.
  28. The student will practice all principles of radiation safety and infection control when exposing radiographs.
  29. The student will discuss legal issues related to dental radiography.



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