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Accomodation du cristalin


Fostynla
Go to solution Solved by SeverusRogue,

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Salut !

 

alors elle se fait en antéro-postérieur, puisque tu as le muscle ciliaire qui se contracte (système parasympathique) pour "écraser" le cristallin et augmenter la puissance de l’œil :

1556099862-ciliaire.png

par contre il n'y pas de dilatation pour aller dans le sens contraire, c'est juste le muscle ciliaire qui se relâche ce qui diminue la puissance de l’œil

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