Multiple Choice
What type of CR angle is required for posterior oblique (left posterior oblique [LPO]/right posterior oblique [RPO]) positions of the cervical spine?
A) 15° cephalad
B) 15° caudad
C) 5° to 10° cephalad
D) None; the CR is perpendicular to the image receptor (IR) .
Correct Answer:

Verified
Correct Answer:
Verified
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