For a routine PA chest projection, the SID is normally set_____.
A 100 inches
B 72 inches
C 60 inches
D 50 inches
相关试题
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For a routine PA chest projection, the SID is normally set_____.
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What is the purpose of the 6 feet SID used for chest radiography?
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A PA chest projection with accurate positioning demonstrates the followings except______.
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For a left lateral chest projection, which following description is NOT correct?