A radiograph of a submentovertex projection reveals that the mandible is superimposed over the ethmoid and sphenoid sinuses.Which of the following modifications will eliminate this problem?
A) Perform the projection with the patient supine.
B) Perform the axiolateral oblique instead of the submentovertex projection.
C) Increase the flexion of the head and neck.
D) Increase the extension of the head and neck.
Correct Answer:
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