Term
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Definition
| -a form of energy carried by waves or a stream of particles. |
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Term
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Definition
| -high energy radiation produced by the collision of a beam of electrons with a metal target in an x-ray tube. |
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Term
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Definition
| -a beam of energy that has the power to penetrate substances and record image shown on photographic film. |
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Term
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Definition
| -science or study of radiation. |
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Term
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Definition
| -photographic image produced on film by the passage of x-rays through teeth and related structures. |
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Term
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Definition
| -any person that positions, exposes, and processes dental x-ray film. |
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Term
| What is the importance of dental radiographs? |
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Definition
-to detect lesions
-localize lesions or foreign objects
-provide information during dental procedures(root canal)
-to evaluate growth and development
-to illustrate changes secondary to caries, perio disease and trauma.
-to document condition of a patient at specific point in time. |
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Term
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Definition
-bavarian physicist
-discovered x rays 11-8-1895
-used his wife's hand to make 1st film. (15 min exposure)
-called it x-ray as in X-unknown in algebra
-published 3 papers many awards given |
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Term
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Definition
-German Dentist
-took first dental radiograph on himself 1896 25 min exposure |
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Term
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Definition
| 1895-15 MIN EXPOSURE ON WIFE'S HAND |
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Term
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Definition
| 1896-25 MIN EXPOSURE ON HIMSELF |
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Term
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Definition
-Created 1st form of practical use of dental film.
-Exposed his hands to numerous x-rays every day for years.
-lost fingers, hand, then arm. |
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Term
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Definition
1901- developed 1st dental x-ray unit.
-radiation caused burns on his arm and resulted in study of radiation protection. |
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Term
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Definition
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Term
| what happened to film in 1920? |
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Definition
| a new advanced film that had shorter exposure time and less than 2% radiation. it resulted in less radiation exposure to patient. |
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Term
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Definition
| -electrical engineer who created first hot cathode x-ray tube. revolutionized the generation of x-rays. |
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Term
| what happened to tubeheads in 1923? |
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Definition
| tubehead with oil was introduced. |
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Term
| who introduced a new improved version of x-ray tube in 1933? |
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Definition
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Term
| what is important about 1957? |
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Definition
| Variable Kilavoltage introduced (kVp) |
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Term
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Definition
| a recessed long beam tube head was introduced. |
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Term
| what are some important dates in film history? |
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Definition
-1896-1913 glass photographic plates were hand wrapped
-1913-kodak introduced prewrapped film
-1920-machine produced pre-wrapped film |
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Term
| What are 3 types of techniques that were used? |
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Definition
-1904 Bisect technique
-1925 bitewing technique
-1896 paralleling technique (introduced by Dr kells and improved in 1920, improved again in 1947 with long cone. |
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Term
| What did Japan introduce in 1933? |
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Definition
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Term
| what do we use for personal safety as dental hygienist/radiographer? |
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Definition
-a film badge
-safety glasses
-closed toed / closed heeled shoes
-protective masks and gowns
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Term
| what do we use to protect a patient when performing dental radiographs? |
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Definition
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Term
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Definition
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Term
| what are the pieces of the dental radiograph device? |
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Definition
-Tube head/PID
-Extension arm
-control panel |
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Term
| What equipment might you find in the dark room? |
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Definition
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Term
| what type of storage does the processor have |
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Definition
| chemical storage underneath |
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