Each of the following statements regarding occlusal radiographs is correct EXCEPT one. Which one is the EXCEPTION?
a. They do not require the use of an image receptor holder.
b. They images both of the arches on a single film.
c. They may be either topographical or cross-sectional.
d. They are placed in the mouth between the occlusal surfaces of the maxillary and mandibular teeth.
b. The purpose of the occlusal exam is to view large areas of the maxilla or mandible on a single radiograph.
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