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17 Cards in this Set
- Front
- Back
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positvely charged electrical component of the potomultiplier tube
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anode
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a device the automatically measures the amt of radiation required to produce a given film denisty
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AEC
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an electrical device that stores electrical energy
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capacitor
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to produce an electrical imbalance, i e favorable conditions for current flow
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to charge (charged)
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the movement of charged particles as the result of an electrical potential difference (voltage)
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current flow
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the blackening on a film
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density (film)
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negatively charged particles surrounding the nuclei of atoms
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electrons
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to subject a film to the action of radiation
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exposure
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a relative measure of the response or sensitivity to radiation, i e how fast
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film screen or speed
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emission of light resulting from the absorption of radiation
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fluorescent
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the process of adding or removing charged (ions) from neutral bodies
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ionization
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amt of electric charge flowing per second. controls the number of xrays produced
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mas
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negatively charged electrical component of a photomultiplier tube. emits electrons when activated by light energy
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photocathode
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a vacuum tube in which light energy is converted to electrical current. the current is increased in the tube in order to produce an electrical signal
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photomultiplier tube
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an automatic exposure control device in which photocell or multiplier tube is used as the radiation detector
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phototimer
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material is easily penetrated by radiation
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radiolucent
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xrays that reach the film to produce the image
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remnant xrays
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