Displacement of mandibular fractures is dependent upon 1. direction of fracture line. 2. proprioceptor nerve action. 3. muscle pull. 4. tooth in line of fracture. 5. direction of blow.
(1) (3) (5)
(1) and (3)
(1) (3) (4)
(2) (3) (5)
All of the above.
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