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parallel/bisect-DENH

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Question
Answer
WHAT IS PARALLEL TECH?   LONG AXIS OF FILM IS PARALLEL TO LONG AXIS OF TOOTH  
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WHAT OCCURS TO ACCOMPLISH PARALLEL TECH?   OFD IS INCREASED, INCREASING MAGNIFICATION & DECREASING DEFINITION  
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WHAT IS DONE TO CORRECT THE PARALLEL TECH?   LONG CONE INCREASES OFD, DECREASING MAGN & INCREASING DEFINITION  
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IF LACK OF PARALLELISM IS GREATER THAN ____, MUST USE BISECTING   20 DEGREES  
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WHAT DOES PARALLEL TECH REQUIRE THE USE OF?   FILM HOLDER TO STABILIZE FILM  
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WHAT IS THE BISECTING TECHNIQUE?   ANGLE IS FORMED BY PLANE OF FILM AND PLANE OF TEETH IS BISECTED  
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WHAT OCCURS IF ANGLE IS TOO STEEP? OR TOO LOW?   STEEP=FORESHORTENING, LOW=ELONGATION  
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WHAT ARE SOME ADVANTAGES OF PARALLEL TECH?   BETTER DIAGNOSTIC IMAGE, BETTER STANDARIZATION, LESS EXPOSURE TO CRITICAL ORGANS  
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WHAT IS THE ARCH POSITIONING FOR PARALLEL TECH?   PARALLEL TO THE FLOOR  
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DIMENSIONAL DISTORTION IS CAUSED BY WHAT TECH?   BISECTING  
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WHAT ARE SOME DISADVANTAGES OF PARALLEL TECH?   DISCOMFORT OF DEVICES & DIFFICULTY IN ACHIEVING PARALLELISM  
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IN THE PARALLEL TECH, WHAT RAY IS PERPENDICULAR TO THE FILM   CENTRAL  
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WHAT TECH OFTEN RESULTS IN SUPERIMPOSITION OF STRUCTURES?   BISECTING  
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IN BISECTING TECH, OFD IS OFTEN?   DECREASED  
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