Multiple Choice
A PA chest projection obtained on expiration demonstrates
1) a narrower and longer heart shadow.
2) an underexposed image if exposure is not increased when a manual technique is used.
3) a broader and shorter heart shadow.
4) fewer than 10 posterior ribs above the diaphragm.
A) 1 and 2 only
B) 1, 2, and 4 only
C) 3 and 4 only
D) 2, 3, and 4 only
Correct Answer:
Verified
Correct Answer:
Verified
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