Which of the following pertains to a lateral chest projection with accurate positioning that was obtained with the right side positioned adjacent to the IR?
1. The heart shadow demonstrates increased magnification over a left lateral projection.
2. The left lung demonstrates the sharpest recorded details.
3. The left hemidiaphragm is demonstrated inferior to the right hemidiaphragm.
4. 1.5 inches (4 cm) of space separates the posterior and anterior ribs.
a. 1 only
b. 1 and 3 only
c. 1, 2, and 3 only
d. 2 and 4 only
Question 2
A left lateral chest projection obtained with the patient's left side rotated anteriorly demonstrates the
1. anterior and posterior ribs with more than 0.5 inch (1 cm) of superimposition.
2. heart shadow entirely posterior to the sternum.
3. right hemidiaphragm inferior to the left hemidiaphragm.
4. humeral soft tissue superimposed over the anterior lung apices.
a. 1 only
b. 1 and 2 only
c. 3 and 4 only
d. 1, 2, and 4 only
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