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Radiography - Coggle Diagram
Radiography
Type of Radiation
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Neutron
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Typical phenomena are nuclear fission or nuclear fusion causing the release of free neutrons, which then react with nuclei of other atoms to form new isotopes which, in turn, may trigger further neutron radiation
Beta
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Tritium, which is produced by cosmic radiation in the atmosphere and can be found all around us, emits beta radiation.
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Alpha
Many of the naturally occurring radioactive materials in the earth, like uranium and thorium, emit alpha particles.
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Due to the double positive charge and heavy mass, α particles densely ionize matter through which they pass
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Dental radiography
Types
Bitewing Radiography
An individual image is designed to show the crowns of the premolar and molar teeth on one side of the jaws.
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take their name from the original technique which required the patient to bite on a small wing attached to an intraoral film packet
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Lateral Radiography
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Indications
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Evaluation of lesions or conditions affecting the jaws including cysts, tumours, giant cell lesions, and other bone lesions
True laterals: The image receptor and the sagittal plane of the patient’s head are parallel and the X-ray beam is perpendicular to both of them
Periapical Radiography
shows individual teeth (usually two to four teeth) around the apices and provide information about teeth and the surrounding alveolar bone
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