When viewing an AP projection of the upper cervical spine (open-mouth technique) ,you notice that the base of the skull is superimposed over the dens. What positioning error caused this?
A) The patient's neck was extended too much.
B) The patient's neck was flexed too much.
C) The patient's mouth was not open wide enough.
D) There is no positioning error in the image; this is the way the anatomy is supposed to be demonstrated.
Correct Answer:
Verified
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