When mandibular position change , some times for mal occlusions, it alter the static posture.
Mandibular position is related with eye convergence, any mandibular joint cambiament,(rigth,left,or both) create a related hipo occular convergence homolateral.
That means:
right changes alter right occulomotor
left changes alter left occulomotor.
anterior o posterior changes alter both occulomotrs
Mandiular position, interfere with one of the main receivers in static postural: eyes, that means , occulo motor sistem.
When this occur , head change and adapt it position, it start a postural alteration.