-
Explain the factors that affect exposure
Assessment Strategies
Oral, written, graphic and/or skill assessment
Criteria
explanation includes the factors that affect radiographic contrast (e.g. high/low, long scale/short scale)
explanation includes the factors that affect radiographic receptor exposure
explanation includes the effect of prime factors on receptor exposure
-
Explain the factors that affect geometric properties
Assessment Strategies
Oral, written, graphic and/or skill assessment
Criteria
explanation includes factors that affect spatial resolution
explanation includes differentiation between size and shape distortion
explanation includes factors affecting size distortion
explanation includes factors affecting shape distortion
-
Identify image receptor systems
Assessment Strategies
Oral, written, graphic and/or skill assessment
Criteria
you identify basic image receptor systems
you explain the functions of the image receptor
you describe basic exposure indicator systems
-
Analyze construction, purpose, and use of beam restricting devices
Assessment Strategies
Oral, written, graphic and/or skill assessment
Criteria
analysis includes all of the significant types of beam restricting devices
analysis includes construction, purpose, and use
analysis includes impact on beam and image quality
analysis includes advantages and disadvantages
-
Explain the structure and function of radiographic grids
Assessment Strategies
Oral, written, graphic and/or skill assessment
Criteria
you identify the types of grids
you use grid related terminology
you describe the structure of radiographic grids
you explain the importance of radiographic grids
you recognize errors in grid use
you calculate technical factors according to grid use
-
Identify basic atomic structure
Assessment Strategies
Oral, written, graphic and/or skill assessment
Criteria
you identify the basic composition of an atom
you distinguish among atomic number, mass number, atomic weight, and isotopic weight
you distinguish between electron binding energy and electron energy level
-
Summarize X-ray interactions with matter
Assessment Strategies
Oral, written, graphic and/or skill assessment
Criteria
you summarize photoelectric interactions
you summarize Compton interactions
you summarize interactions with matter
you summarize the impact on image formation
-
Summarize the factors affecting scatter and secondary radiation
Assessment Strategies
Oral, written, graphic and/or skill assessment
Criteria
you compare images
you identify evidence of factors affecting scatter and secondary radiation
you correctly determine which factors are responsible for effects
you identify the impact of scatter and secondary radiations on image receptor exposure
you identify the impact of scatter and secondary radiations on image contrast
-
Summarize filtration
Assessment Strategies
Oral, written, graphic and/or skill assessment
Criteria
you summarize the effects of different methods of beam filtration
you explain added and inherent filtration
you explain effects on the resultant image
you compare compensating filtration and protective filtration
you describe half-value layer (HVL)
-
Analyze exposure factor considerations involved in technique selections
Assessment Strategies
Oral, written, graphic and/or skill assessment
Criteria
you use a technique chart to determine exposure factors
you locate exposure information on a technique chart
you differentiate between types of technique charts
you recognize the effects of varying exposure factors on the image
you adjust exposure factors to improve image quality
you calculate the relationship between the technical factors of exposure
you describe appropriate selection of exposure factors
you describe the relationship between exposure factors and patient dose (exposure creep)