Which of the following are evaluated on a chest radiograph?
1. The bony structures
2. Exposure quality
3. The heart shadow
4. The tracheobronchial tree
a. 4
b. 1, 4
c. 1, 2, 4
d. 1, 2, 3, 4
D
All of the listed options, and others, are evaluated on a chest radiograph.
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