Academic Catalogs

RADT A290: Applied Physics & Quality Control

Course Outline of Record
Item Value
Curriculum Committee Approval Date 12/08/2021
Top Code 122500 - Radiologic Technology
Units 1 Total Units 
Hours 36 Total Hours (Lecture Hours 9; Lab Hours 27)
Total Outside of Class Hours 0
Course Credit Status Credit: Degree Applicable (D)
Material Fee Yes
Basic Skills Not Basic Skills (N)
Repeatable No
Grading Policy Standard Letter (S)

Course Description

Applied principles of physics for current radiographic equipment including image viewing and recording systems, and tomography. Understanding of the process and concepts of quality control as it relates to radiologic technology. Review of imaging concepts (analog and digital), x-ray beam quantity and quality, and radiation protection. COREQUISITE: RADT A277. Transfer Credit: CSU.

Course Level Student Learning Outcome(s)

  1. Identify the methodologies for reducing exposure to patients, staff, and self during fluoroscopic procedures
  2. Describe the quality control procedures to maintain California State mandated requirements of fluoroscopic equipment.
  3. Describe the various x-ray photon tissue interactions and their affect on image quality and patient dose.

Course Objectives

  • 1. Identify current design, standards, and function of the x-ray tube and generator.*
  • 2. Differentiate between low-high voltage systems and two, six, and twelve pulse generators.**
  • 3. List quality control procedures to maintain imaging equipment.*
  • 4. Identify the major principles of radiation protection.*
  • 5. Identify x-ray beam quality, quantity, and patient dose.*
  • 6. Identify principles of x-ray beam behavior and the effect on the radiographic image.*
  • I * Competencies
  • II ** Foundation Skills
  • II. 1. Review the various quality control activities required to assure equipment is performing to specification.

Lecture Content

X-ray beam quantity and quality     Quality of x-rays     Heterogeneous nature/x-ray spectra     Half-value layer     Interactions of ionizing radiation and matter     Attenuation and absorption     Scattered and secondary radiation     Interactions     Photoelectric     Coherent     Compton     Annihilation radiation     X-ray Generators     Review electromagnetic phenomena     Induction     Induced electric current/self-induction     Electric generators and motors     Operating principles     AC vs. DC     Two, six, and twelve pulse generators     Production and control of high voltage     Transformers and auto transformers     Efficiency and power losses     Rectification and diode construction     Autotransformers    X-ray tube construction and operation     Radiographic tubes     Construction and photon production     Factors governing tube life     Circuits     X-ray beam formation     Sources tube/radioactive nuclides     Conditions necessary     Electr on interactions and efficiency factors      Brems radiation      Characteristic radiation    Exposure (quantity)     Measurement and rate     Measuring devices    Radiographic tube rating charts     Anode thermal capacity     Instantaneous tube rating charts     Anode cooling curve     Radiographic timing systems     Electronic timer     Milliamp ere/second (mAs) meter     Automatic exposure control     Back-up timer     Body section radiography     Principles of tomography     Types of tube movement     Terminology     Comparison of body section modalities     CT     MRI     US

Lab Content

Labs will consist of various quality control tests that allow students to develop an understanding of the effects changes to hardware, technical factors, and patient types have on equipment performance and image quality.

Method(s) of Instruction

  • Lecture (02)
  • DE Live Online Lecture (02S)
  • DE Online Lecture (02X)
  • Lab (04)
  • DE Live Online Lab (04S)
  • DE Online Lab (04X)

Instructional Techniques

1.   Theory a.  lecture b.  reading assignments 2.  Demonstration a.  review of the different devices used for QC in the radiology department. b.  collaborative learning techniques 3.   Laboratory experiment participation/evaluation

Reading Assignments

1.    Some examination and quizzes contain essay format questions.2.    Homework assignments will require both written and verbal responses.3.    Lab experiment summations. 1hr. /wk

Writing Assignments

1.    Some examination and quizzes contain essay format questions.2.    Homework assignments will require both written and verbal responses.3.    Lab experiment summations. 30 minutes wk

Out-of-class Assignments

1.    Some examination and quizzes contain essay format questions.2.    Homework assignments will require both written and verbal responses.3.    Lab experiment summations. 30 minutes/wk

Demonstration of Critical Thinking

1.    Periodic quizzes2.    Tests (written components)3.    Performance of lab experiments4.    Final exam comprehensive

Required Writing, Problem Solving, Skills Demonstration

1.   Some examination and quizzes contain essay format questions. 2.   Homework assignments will require both written and verbal responses. 3.   Lab experiment summations.

Eligible Disciplines

Radiological technology: Any bachelors degree and two years of professional experience, or any associate degree and six years of professional experience. Radiological technology: Any bachelors degree and two years of professional experience, or any associate degree and six years of professional experience.

Textbooks Resources

1. Required Bushong, S. C. . Radiologic Science for Technologists, 11th ed. Elsevier/Mosby, 2017 Rationale: - 2. Required Curry, Thomas. . Christensens Physics of Diagnostic Radiology,, ed. Lea Febiger,, 1990 Rationale: - 3. Required Carroll, Q. B. . Radiography in the Digital Age, 3rd ed. Thomas, 2018

Other Resources

1. State Syllabus – syllabus on Fluoroscopy Radiation Protection. Department of Health Services, Radiologic Health Branch State of California.