An AP forearm projection obtained with the wrist and elbow in lateral rotation demonstrates
1. superimposed first and second metacarpal bases.
2. the proximal radius superimposed over the ulna by more than 0.25 inch (0.6 cm).
3. superimposed fourth and fifth metacarpal bases.
4. the proximal radius and ulna without superimposition.
a. 1 and 2 only
b. 1 and 4 only
c. 2 and 3 only
d. 3 and 4 only
D
Health Professions
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An employee who is injured on the job, requires treatment, is NOT able to return to work, and is NOT expected to be able to perform his or her regular job in the future is categorized as having an injury:
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