Quiz 17: Skull,facial Bones,and Paranasal Sinuses
Which Facial Bone Often Sustains Fractures in Pairs
Which facial bone often sustains fractures in pairs? A) Maxilla B) Mandible C) Zygoma D) Vomer
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When the right and left halves of the skull do not appear symmetrical on a PA or AP projection,this is a sign that the: A) neck is extended too much. B) neck is flexed too much. C) sagittal plane is not perpendicular to the IR. D) central ray is not angled correctly.
A blow-out fracture involves the: A) occipital bone. B) mandible. C) nasal bones. D) floor of the orbit.
Which facial bone(s)is (are)most frequently fractured? A) Nasal bones B) Zygomatic arches C) Orbits D) Mandible
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