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ALARA
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"As Low As Reasonably Achievable"
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Anode
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The Positive Ion of and xray
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Bisecting Angle Technique
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A technique in the exposure of radiography in which the central beam bisects
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Bite wings
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Intraoral films that show the Crown & root of the maxillary & mandibular teeth when in Centric occlusion
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Cathode
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A negative Electrode from which electrons are Emitted
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Cephalometric
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Extra oral Radiography used to study the Den-to facial bone and tissue of the Faces & jaws
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Collimation
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Narrowing the main beam of radiation by reducing radiation outside the main beam
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Electrons
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A negatively Charged Atomic Particles with Very low Mass
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Filtration
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Radiography , the Filtering of less Desirable x rays during the exposure process using and Aluminum Filter
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Kilo-voltage
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Measured as 1,000 volts of Electricity . Also Determines the Quality of Penetrating power
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Maximum permissible Dose
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Amount of Exposure of Radiation that the Dental Health - care workers can be exposed to
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Milli-ampere
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Measurements Equal to 1,000 of and Ampere. Milli amperage
Determines the amount |
Paralleling Technique
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Extra-oral radiographer that produce and x ray of entire Detection along with the supporting tissues & the Lower portion of the Facial Structures
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Position Indicator Device ( PID)
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Radiography a lead extension attached to the Tube head. It Guides the Primary beam at the Target
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REM
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Basic measurement of Ionizing radiation expressed as Sieve rt (SV)
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