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Bucks County Community College

Courses + Programs

  Academics  —  Courses + Programs  —  Master Course Outlines

RADI110 Image Production and Evaluation

Department of Health Sciences: Radiography

I. Course Number and Title
RADI110 Image Production and Evaluation
II. Number of Credits
3 credits
III. Number of Instructional Minutes
2250
IV. Prerequisites
Admission to the radiography program.
Corequisites
RADI100, RADI105, RADI115, and RADI120
V. Other Pertinent Information
None
VI. Catalog Course Description
This course is designed to provide a knowledge base of factors that influence the production and recording of radiologic images. Film, image production, and related accessories are discussed. Class demonstrations/labs are used to demonstrate the application of theory. A basis for analyzing radiographic images is provided.
VII. Required Course Content and Direction
  1. Course Learning Goals

    Students will:

    1. discuss practical considerations in setting standards for acceptable image quality;
    2. define contrast, density, detail, and distortion on radiographs;
    3. distinguish the relationships of factors that control and affect image densities and contrast;
    4. select beam limiting devices, compare and summarize grid types;
    5. select the most appropriate grid for a given clinical situation; and
    6. define exposure factor considerations involved in technique selection.
  2. Planned Sequence of Topics and/or Learning Activities

    1. Imaging quality standards
      1. Practical approach for setting image standards
      2. Radiologist involvement in setting image standards
      3. Patient care and safety standards
      4. Procedures for maintaining image standards
    2. Radiographic Density
      1. Definition
      2. Acceptable range
      3. Factors
    3. Radiographic contrast
      1. Definition
      2. Types
        1. Long scale
        2. Short scale
      3. Components
        1. Subject
        2. Image receptor
      4. Factors
    4. Recorded detail
      1. Definition
      2. Components
        1. Umbra
        2. Focal spot blur
      3. Factors
    5. Distortion
      1. Definition
      2. Types
        1. Shape
          1. Foreshortening
          2. Elongation
        2. Size
      3. Factors
    6. Exposure latitude
      1. Definition
      2. Factors
    7. Beam limiting devices
      1. Definition
      2. Purpose
        1. Patient dose
        2. Scatter production
        3. Image density
        4. Image contrast
      3. Types, function, and application of each
        1. Apertures/diaphragms
        2. Cones
        3. Collimator
        4. Lead masks
        5. Alignment
    8. Beam filtration
      1. Definition
      2. Rationale
      3. Composition
      4. Types
      5. HVL
      6. Image quality
      7. Patient exposure
    9. Scattered and secondary radiation
      1. Definition
      2. Factors
      3. Effects
    10. Control of exit radiation
      1. kVp selection
      2. Grids
        1. Purpose
        2. Components
        3. Construction
        4. Types/patterns
        5. Terms/definitions
        6. Efficiency
        7. Selection
        8. Cut-off
        9. Artifacts
    11. Technique formulations
      1. Purpose
        1. Standardization of exposure
        2. Image consistency
      2. Considerations
        1. Choice of technique system
        2. Patient measurement
        3. Image processing
      3. Types
        1. Optimum kVp /variable mAs
        2. Variable kVp/fixed mAs
        3. Automated exposure
        4. Digital
      4. Applications
    12. Exposure calculations
      1. Factors
        1. Distance
        2. mAs
        3. kVp
        4. Grids
        5. Intensifying screens
        6. Image receptors
        7. Focal spot
        8. Digital exposure indicator
      2. Calculations
        1. Density/contrast
          1. Photographic effect
          2. Visual effect
        2. Focal spot blur
          1. Edge gradient
          2. Definition
        3. Distortion
          1. Magnification factor
          2. Percent magnification
        4. mAs reciprocity
    13. Automatic exposure control
      1. Effects of changing exposure factors on radiographic quality
      2. Detector selection
      3. Anatomic alignment
      4. Density control
    14. Imaging standards
      1. Purpose
      2. Problem solving process
      3. Role of the radiographer
      4. Establishing acceptable limits
  3. Assessment Methods for Course Learning Goals

    Student assessment consists of in-class exams, electronically administered exams, multi-media projects, participation in classroom/online discussions, and simulation in Radiology Laboratory.
  4. Reference, Resource, or Learning Materials to be used by Student:

    1. Radiographs
    2. Audio visual aids- PowerPoint Presentation, videos
    3. Smartboard
    4. Radiology laboratory
    5. Shaderware simulation software in computer lab
    6. Textbooks and reference materials
    7. See course syllabus

Review/Approval Date 2/23/16

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