Maricopa Community Colleges  DHE125   20002-20045 
Official Course Description: MCCCD Approval: 11/23/99
DHE125 20002-20045 LAB 1 Credit(s) 3 Period(s)
Dental Radiography Laboratory
Radiation safety and infection control procedures for operator and patient. Film placement, exposure, development, mounting and evaluation of dental radiographs. Operation and maintenance of X-ray and processing equipment. Interpretation of radiographic findings. Prerequisites or Corequisites: DAE/DHE124 and admission to the Dental Hygiene Program or permission of instructor.
Go to Competencies    Go to Outline
MCCCD Official Course Competencies:
DHE125   20002-20045 Dental Radiography Laboratory
1. Operate and maintain radiographic equipment. (I)
2. Demonstrate infection control procedures while exposing and developing radiographs. (II)
3. Demonstrate radiation protection measures for the patient and operator. (III)
4. Select appropriate types and sizes of radiographic film and film holders. (IV)
5. Expose, process, and mount intraoral radiographs using the paralleling, bisecting and modified techniques on primary, adult and edentulous dentition of mannequins. (V, VI, VIII, IX)
6. Expose, process, and evaluate panoramic radiographs. (VII)
7. Evaluate intraoral radiographs by identifying technique and processing errors and measures to take to correct them. (X)
8. Identify the anatomical landmarks of the dentition, maxilla and mandible on radiographs. (XI)
9. Identify and chart restorations, atypical and pathological conditions on radiographs. (XII)
10. Duplicate radiographs. (XIII)
Go to Description    Go to top of Competencies
MCCCD Official Course Outline:
DHE125   20002-20045 Dental Radiography Laboratory
    I. Radiography Equipment Operation and Maintenance
        A. Control Unit
        B. X-ray Head
        C. X-ray Exposing Instruments
        D. Processing Equipment
      II. Infection Control
          A. Radiography Equipment
          B. Patient Exposure
          C. Operator Safety
          D. Film Processing
        III. Radiation Protection Measures
            A. Patient
            B. Operator
          IV. Radiographic Film and Exposure Instruments
              A. Types
              B. Purpose/Use
              C. Selection Criteria
            V. Radiographic Exposure
                A. Bisecting Technique
                B. Paralleling Technique
                C. Combined Technique
                D. Mannequins
                E. Patients
              VI. Accessory Radiographs
                  A. Topographic Radiographs
                  B. Cross-sectional Radiographs
                  C. Distal-oblique Radiographs
                VII. Panoramic Radiographs
                  VIII. Radiographic Processing
                    IX. Radiographic Mounting
                        A. Full Series
                        B. Interproximal
                      X. Radiographic Evaluation
                          A. Technique
                          B. Processing
                          C. Corrections
                        XI. Anatomical Landmarks
                            A. Dentition
                            B. Skull
                            C. Periodontium
                          XII. Interpretation and Charting
                              A. Restorations
                              B. Atypical Conditions
                              C. Pathological Conditions
                            XIII. Radiographic Duplication
                            Go to Description    Go to top of Competencies    Go to top of Outline