Pars palpebralis in a medical context means "relating to the
eyelids." It is the source of the English word "palpebral".
It might refer to the palpebral part of the
lacrimal gland
The lacrimal glands are paired exocrine glands, one for each eye, found in most terrestrial vertebrates and some marine mammals, that secrete the aqueous layer of the tear film. In humans, they are situated in the upper lateral region of each o ...
or the palpebral part of the
orbicularis oculi.
References
Human eye anatomy
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