MOD 6 Chpt 14 Key Terms
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Bitetab | An extention, usually made of paper, attached to film packet to stabilize film during BW exposure.
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| Bitewing radiograph | An intraoral radiograph that shows the crowns of both upper and lower teeth on the same x-ray.
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| Contact points | Area of tooth surface that touches another tooth.
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| Embrasures | The interproximal space under the contact points of adjacent teeth.
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| External aiming device | Indicator ring on the XCP/RINN system.
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| Film loop | Bitewing loop, cardboard loop used as a film holder in a BWX.
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| Horizontal bitewing radiograph | Bitewing x-ray placed in the oral cavity horizontally.
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| Interproximal radiograph | BWX's primarily for cavity detecting.
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| Negative angulation | When the PID is tipped upward to direct the x-rays toward the ceiling. (-angulation)
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| Overlap | Distoration of the tooth image when adjacent teeth are superimposed on each other. Incorrect horizontal angulation.
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| Point of entry | Spot on the face in which radiation is directed when exposing intraoral x-rays.
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| Positive angulation | When the PID is tipped downward to direct radiation toward the ground. (+angulation)
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| Vertical angulation | Direction of the central beam in a vertical plane. (up or down)
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| Vertical bitewing radiograph | BWX placed in the oral cavity vertically.
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| Horizontal angulation | Direction of the central beam in a horizontal plane. (mesial or distal)
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Created by:
mgarrett
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