Ch 11 Wallace Geometric Factors affecting recorded detail
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| recorded detail is | the sharpness of the lines of the image |
| Visibility of detail is the _______quality of the finished radiograph | overall |
| The abililty of an imaging system to record two adajacent structures as seperate structures | resolution |
| _________ is used to measure recorded detail | resolution grid |
| one metal line and the space next to it is called a | line pair |
| unsharpness | penumbra |
| if penumbra increases, recorded detail | decreases |
| describes the amount of recorded detail | edge gradient |
| penumbra decreases recorded detail | increases |
| A small focal spot produces a (better, worse) recorded detail | better |
| A small OID produces a (better, worse) recorded detail | better |
| SOFU= | SID, OID, Focal Spot, Unsharpness |
| A large SID produces a ____recorded detail | better |
| Magnification increases, detail | decreases |
| Magnification decreases, detail | increases |
| If focal spot size is increased, amount of unsharpness | increases |
| If OID increases | unsharpness increases |
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