Sir, at 17:31 - please explain that how is lower incisor to mandibular plane angle is 1.4degree.. . . . . . Why not 90degree or more please explain this. Thank you
Sir at 16:04 ,in book it Is given that if lower incisor to occlusion plane is increased then lower incisors are proclined but why not retroclined please explain this .
![ARGENTINA vs. BOLIVIA [6-0] | RESUMEN | ELIMINATORIAS SUDAMERICANAS | FECHA 10](http://i.ytimg.com/vi/C3wPtKNbAOA/mqdefault.jpg)
Sir, at 17:31 - please explain that how is lower incisor to mandibular plane angle is 1.4degree.. .
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Why not 90degree or more please explain this. Thank you
12:55 in book it is vice versa ?
Sir at 16:04 ,in book it Is given that if lower incisor to occlusion plane is increased then lower incisors are proclined but why not retroclined please explain this .