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X-ray components
Producing Quality Radiographs
Radiation Exposure
Radiation Protection
Dental X-ray Film
100
The x-ray machine component that is used to aim and direct the x-ray beam toward image receptor
What is the position indicating device
100

Refers to the portion of the image that is dark or black

What is radiolucent

100
Theory in which x-ray photons collide with important cell chemicals and break them apart by ionization
What is direct theory
100
Stands for as low as reasonably achievable
What is ALARA
100
Provides support for the fragile emulsion and to provide strength for handling
What is the film base
200
The part of the x-ray machine which holds the ON/OFF switch
What is the control panel
200

Refers to that portion of the image that is light or white

What is radiopaque

200
Theory based on the assumption that radiation can cause chemical damage to the cell by ionizing the water within it
What is indirect theory
200
Intraoral technique that should be the operator's first choice when exposing periapical radiographs
What is paralleling technique
200
Each emulsion layer is attached to the base by a thin layer of this
What is adhesive
300
Measures the amount of current passing through the wires of the of the circuit
What is the milliamperage (mA)
300

The degree of darkness or image blackening

What is density

300
Term used to describe the degree of susceptibility of various cells and body tissues to radiation
What is radiosensitive
300
An absorbing material, usually aluminum, placed in the path of the x-ray beam to remove high percentage of the soft x-rays
What is filter
300
Composed of gelatin in which crystals of silver halide salts are suspended
What is the emulsion
400
Enables the operator to change the peak kilovoltage
What is the kilovolt peak (kVp) selector
400
Refers to the many shades of gray that separate the dark and light areas
What is conrast
400
States that actively dividing cells are more sensitive than slowly dividing cells
What is law of B and T
400
Controls the size and shape of the useful beam
What is collimation
400
Compounds of a halogen, either bromine or iodine, with another element that is silver.
What is silver halide crystals
500
Measures the number of electrons hat move through a conductor
What is amperage
500

The geometric factor that refers to the detail and clarity of the outline of the structures shown on the radiograph

What is sharpness/definition

500
Considered the most radiosensitive cell
What is white blood cell
500
An on-site survey to measure the output of the dental x-ray unit
What is area monitoring
500
Film that is designed for use inside the oral cavity
What is intraoral films