Dec 14, 2024  
2024-2025 Course Catalog 
    
2024-2025 Course Catalog
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DEA 323 - Radiology II

Credits: 2
Lecture Hours: 1
Lab Hours: 2
Practicum Hours: 0
Work Experience: 0
Course Type: Voc/Tech
This course is a continuation of DEA 314  with more emphasis on radiology ethics, safety, digital radiography equipment and techniques, and additional imaging techniques used for patient diagnostics.
Prerequisite: DEA 507  , DEA 314  , DEA 256  , DEA 413  , DEA 249  
Corequisite: DEA 615  , DEA 260  , DEA 265  , DEA 417  , DEA 707  
Competencies
 

  1. Name 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 radiography
    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 extra-oral imaging
    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. Apply knowledge of cephalometric x-rays and various uses
    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 has progressed into tooth structure
  8. Characterize 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. Describe 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. Use good judgment, demonstrate proper film and instrumentation for the procedure
    3. Appraise equipment and radiation dosage accuracy for patient protection
  11. Apply clinical skills to expose, mount, and evaluate two (2) full mouth x-rays, one (1) panoramic x-ray with 4 bitewings, and one (1) pediatric bitewing series, using digital radiography, on live patients at 80% or better proficiency

Competencies Revised Date: AY2025



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