For a left lateral chest projection, which following description is NOT correct?
A. SID is set at 40 inches.
B. The right ribs are usually larger and projected posterior to the left ribs.
C. Shoulders and posterior ribs are aligned perpendicular to the cassette.
D. Both anterior and posterior left hemi-diaphragm remains visible.
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nullA PA chest projection with accurate positioning demonstrates the followings except______.
A. over 8 posterior ribs above the hemi-diaphragm.
B. equal posterior rib length on both sides of the chest.structures like heart.
C. the right hemi-diaphragm lower than the left.
D. least magnification of anterior structures like heart.
For a routine PA chest projection, the SID is normally set_____.
A. 100 inches
B. 72 inches
C. 60 inches
D. 50 inches
Which of the following medical reason may not directly develop pleural effusions?
A. Congestive heart failure
B. Upper abdominal surgery
C. Knee replacement
D. Peumonia
Which of the following chest disorders is least likely to result in the appearance of air bronchograms on the chest radiograph?
A. pulmonary edema
B. Pneumothorax
C. Pneumonia
D. lung consolidation
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