CCOG for DA 120 archive revision 201904
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- Effective Term:
- Fall 2019 through Summer 2024
- Course Number:
- DA 120
- Course Title:
- Dental Radiology I
- Credit Hours:
- 2
- Lecture Hours:
- 20
- Lecture/Lab Hours:
- 0
- Lab Hours:
- 0
Course Description
Introduces the uses of digital and film radiographic images in dentistry. Includes the history of radiation discovery, biological effects of X-ray in tissues, and safety principles. Covers the physical and chemical properties of processing chemicals and film.
Intended Outcomes for the course
Upon completion of the course students should be able to:
- Describe the techniques of digitally exposing images on manikins in a safe and effective manner.
- Describe the techniques of digitally exposing images on patients in a safe and effective manner.
- Identify the steps required to expose, process and mount a full-mouth series of radiographs.
- Explain proper infection control protocols.
Course Activities and Design
This course will be presented in a series of lectures, videos, and class discussions, followed by practical application of principles in the laboratory.
Outcome Assessment Strategies
- Quizzes
- Midterm
- Assignments
- Final exam
- Professional standards of expected behavior in the classroom and laboratories
Course Content (Themes, Concepts, Issues and Skills)
- History of radiography
- Uses in dentistry
- Physical properties of x-radiation
- Generation of x-rays
- Parts of the x-ray machine
- Use of the manikin
- Intraoral film
- Intraoral sensors
- Safety protocols and radiation safety equipment
- Intraoral exposure techniques
- Exposure factors
- Characteristics of a diagnostic radiograph/image
- Darkroom equipment and solutions
- Manual film processing
- Exposure and processing errors
- Mounting radiographs
- Introduction to radiographic landmarks
- Record-keeping
- Digital radiography
COMPETENCIES:
- Explain the origins of radiography and discuss the impact on medicine and the people using xrays
- Describe the physical properties of x-radiation and how it interacts with matter
- Describe the components and processes which generate and control x-radiation
- Define the parts of the x-ray machine
- Describe the characteristics of a variety of sizes and types of x-ray film including recommended storage methods
- Describe and use safety protocols and equipment which are required by law
- Explain the paralleling technique of intraoral exposure on a manikin using various types of film holders
- Explain the characteristics of a diagnostic dental radiograph/image
- Describe the equipment and solutions found in the darkroom
- Describe the steps in film processing, and explain the effects of time and temperature on the quality of the image
- Understand the correct sequences to place films/images in the mount for use in diagnosis
- Identify normal radiographic anatomical landmarks and normal oral conditions on radiographs/images at an introductory level
- Identify processing errors and explain how to correct them
- Record patient data as required for image identification and industry standards
- Understand how to use digital sensors
Related Instruction
Computation
Hours: 6- Describe the techniques of digitally exposing images on manikins in a safe and effective manner.
- Describe the techniques of digitally exposing images on patients in a safe and effective manner.
- Describe and demonstrate the Inverse Square Law.
- Describe and demonstrate the Maximum Permissible Dose.
- Describe and demonstrate how to use the correct settings for impulses, milliamperes, kilovolt peak in radiography.