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what does the term occlusal refer to?
chewing surfaces of posterior teeth
what size film is recommended for use with the occlusal technique in the adult patient
what size film is recommended for use with the occlusal technique in the child patient with a primary dentition?
how is the patient's head positioned before exposing a maxillary occlusal film?
upper arch parallel to the floor
what are the uses for the occlusal film? (10)
locate retained roots
locate supernumerary, unerupted or impacted teeth
locate foreign bodies
locate salivary stones
locate and evaluate extent of lesions
evaluate boundaries of maxillary sinus
evaluate fractures of maxilla or mandible
aid in examination of pt with limited jaw opening
measure changes in size and shape of maxilla or mandible
state the vertical angulation used for the maxillary topographic occlusal projection
state the vertical angulation used for the maxillary lateral occlusal projection
state the vertical angulation used for the mandibular topographic occlusal projection
state the vertical angulation used for the mandibular cross-sectional occlusal projection
state the vertical angulations used for the maxillary and mandibular pediatric occlusal projections
maxillary= +60 degrees
mandibular= -55 degrees
chapter 21 quiz qestions