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22
the obicularis oculi is seperated into three parts. name them and their action.
orbital part: causes the eyelid to close tightlz
palpebral part: cuases to close the eyelid gently
lacrimal part: attaches to lacrimal saz and contraction pulls the lacrimal sac open and kkeeps the lacirmal puncta in contact with the eyeball.
palpebral part: cuases to close the eyelid gently
lacrimal part: attaches to lacrimal saz and contraction pulls the lacrimal sac open and kkeeps the lacirmal puncta in contact with the eyeball.
