Standard

 

RAD 115 Radiologic Science II

Course Description

Continues discussing the concepts of basic physics and the fundamentals of X-ray generating equipment. Topics include: X-ray tubes, X-ray circuits, production and characteristics of radiation, radiographic equipment, and fluoroscopy and radiographic equipment.

 

Competency Areas

Hours

 

X-Ray Tubes

Class

3

X-Ray Circuits

D. Lab

0

Production and Characteristics of Radiation

P. Lab/O.B.I.

0

Radiographic Equipment

Credit

3

Fluoroscopy and Radiographic Equipment

 

 

 

 

 

Prerequisite:

PHY 190 or RAD 111

Corequisite:

 

 

Course Guide

 

Competency

After completing this section, the student will:

Hours

Class

D.Lab

P.Lab/

O.B.I.

X-RAY TUBES

6

0

0

Anodes and cathodes

Describe the characteristics of a rotating anode in terms of construction and function.

 

 

 

 

Describe the characteristics of a cathode in terms of construction and function.

 

 

 

Tube housing

Describe the construction and function of an X-ray tube housing.

 

 

 

Cables

Describe the construction and function of X-ray tube cables.

 

 

 

X-ray tube construction

Given an X-ray tube rating chart, determine the maximum time allowable exposure factor for various radiographic procedures.

 

 

 

 

Given simulated exposure factors, use an anode cooling chart to determine the anode cooling rate.

 

 

 

 

Given simulated exposures and a housing cooling chart, determine the heat units accumulated (latent heat) and the cooling characteristics of the X-ray tube housing.

 

 

 

X-RAY CIRCUITS   

6

0

0

Primary circuit

Describe X-ray primary circuit components and explain the function of each.

 

 

 

Secondary circuit

Describe X-ray secondary circuit components in terms of arrangement and function.

 

 

 

Filament circuit

Describe X-ray filament circuit components in terms of arrangement and function.

 

 

 

Compound circuit identification

Given a simple diagram of a complete X-ray circuit with missing components, complete the circuit and label the components.

 

 

 

PRODUCTION AND CHARACTERISTICS OF RADIATION

8

0

0

Principles

State the principles of X-ray production.

 

 

 

 

Compare the production of Bremstrahlung (braking rays) with the production of characteristic X-rays.

 

 

 

 

Describe the conditions necessary to produce X-rays.

 

 

 

Photon interaction and disintegration

Discuss various photon interactions in terms of interaction description, relation to atomic number, and applications.

 

 

 

 

Define photon disintegration.

 

 

 

Beam penetration, absorption, and scatter

Discuss the relationships of wavelength and frequency in terms of beam penetration, absorption, and scatter.

 

 

 

Units of measure

Define the units of measure used to quantify radiation.

 

 

 

 

List examples of the radiological applications of radiation units of measure.

 

 

 

FLUOROSCOPY AND RADIOGRAPHIC EQUIPMENT

10

0

0

Permanent installation

Discuss permanent installation radiographic equipment purposes, components, types, and applications.

 

 

 

 

Explain the operation of various types of permanent installation radiographic equipment.

 

 

 

Mobile units

Discuss mobile unit purposes, components, types, and applications.

 

 

 

 

Explain the operation of various types of mobile unit radiographic equipment.

 

 

 

Image intensified fluoroscopy

Define image intensified fluoroscopy.

 

 

 

Components

Diagram the components of an image intensifier.

 

 

 

Function

Explain the function of an image intensifier.

 

 

 

 

Suggested Resources

 

Books

 

Bushong, S. C. (1988). Radiologic science for technologists (4th ed.). St. Louis: Mosby.

Curry, T. S., et al. (1990). Christensen's physics of diagnostic radiology (4th ed.). Philadelphia: Lea & Febiger.

DeAngelis, R. V., & Edgar, M. (Year). Radiography workbook two. Marlboro, NJ: Health & Allied.

Selman, J. (1985). The fundamentals of x-ray and radium physics (7th ed.). Springfield, IL: C. C. Thomas.

Sprawls, P. (1990). Radiographic principles. Rockville, MD: Aspen.