Term
factors that control distortion are directly related to ___ |
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Definition
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Term
size distortion is a funtion of __ and ___ |
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Definition
decreased SID increased OID |
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Term
reduced magnification ___ the resolution of the recorded detail |
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Definition
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Term
magnification is controlled by ___ and ___ to maximize SID and minimize OID |
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Definition
positioning body part xray tube |
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Term
misrepresentation by unequal magnification of the actual shape |
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Definition
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Term
two types of shape distortion |
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Definition
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Term
occurs when the tube or IR are improperly aligned |
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Definition
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Term
occurs when part being examined is not properly aligned |
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Definition
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Term
two types of size distortion |
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Definition
magnification diffuse blurring |
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Term
three geometric principles of distortion |
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Definition
object thickness object position spatial distortion |
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Term
due to OID, thicker part will have more distortion |
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Definition
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Term
when object plane and image plane are not parallel |
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Definition
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Term
degree of distortion affected by objects ___ |
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Definition
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Term
minimal along the CR as object shifts laterally, spatial distortion increases |
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Definition
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