Nov 28, 2022  
2020-2021 Course Catalog 
    
2020-2021 Course Catalog [ARCHIVED CATALOG]

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DEA 321 - Dental Radiography II

Credits: 2
Lecture Hours: 1
Lab Hours: 2
Practicum Hours: 0
Work Experience: 0
Course Type: Voc/Tech
A continuation of Dental Radiography I. Weekly seminars for basic interpretation of radiographics and laboratory experience to develop student competence in making oral radiographic surveys.
Prerequisite: DEA 253 , DEA 256 , DEA 507 , DHY 161  
Competencies
  1. Recognize commonly found radiolucent/radiopaque landmarks in the maxilla and the mandible
    1. Identify various parts of the maxilla on drawings and on radio­graphs by naming its parts
    2. Discover various surface landmarks on the face by naming the surface land­marks
    3. Identify anatomical landmarks of the mandible by naming them on drawings and on radio­graphs
    4. Identify the structure found on the maxilla and mandibular arch using an unmounted film
  2. Discuss advantages and disadvantages of panoramic radiographics
    1. List the types of patients who require extraoral radiographs
    2. List the parts of the film cassette and the steps in its care
    3. Describe the loading of the film cassette
    4. List and identify the various parts of the Panorex machine
    5. List the steps in the operation of the Panorex machine
  3. Apply the techniques used for the temporomandibular joint exposure
    1. Explain various usages for the temporomandibular joint projection
    2. Position a patient correctly for TMJ exposure
    3. Translate the exposure using proper forms and identification of patient on film and clinical record
  4. Demonstrate knowledge of the use for cephalometric x-rays
    1. List the advantages and disadvantages of cephalometric x-rays
    2. Identify the steps needed for patient positioning
    3. List the parts of the film cassette and the steps in its care
    4. Demonstrate the proper loading of the film cassette
    5. Translate the exposure using proper form and identification of patient on the film and clinical records
  5. Demonstrate an understanding of the infection of the periapical tissue
    1. Discuss normal periapical tissue
    2. Generalize the cause of infection of periapical tissue
  6. Identify common dental anomalies
    1. List common anomalies and the arch in/on which you would find each
    2. State causes and correction of the anomalies
  7. Recognize by viewing a radiograph with dental caries present
    1. Identify caries from restorations/lesions
    2. Label the extent the caries have progressed into tooth structure
  8. Recognize radiographic aspects of periodontal disease
    1. Describe the tissues in the realm of healthiness
    2. Discuss the causes and progression of periodontal disease
    3. State the limits and importance of radiographs for identification of this disease
    4. Outline the therapy/treatment needed for a patient with periodontal disease
  9. List common trauma to the teeth
    1. Name the various fractures to the teeth and foreign objects associat­ed with the injury
    2. Discuss the possibility of using additional radiographs to confirm injury
  10. Explain the responsibility of the dental assistant regarding radiographic technique usage of x-rays
    1. Assess patient needs based on health history
    2. Using good judgment, demonstrate proper film and instrument for the proce­dure
    3. Appraise equipment and radiation dosage accuracy for patient protection



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