tear duct

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Englisch - Türkisch
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Englisch - Englisch
A duct that transports tears from the lacrimal sac to the nasal cavity
small tube which carries fluid to and from the eye
Tear drainage channel that extends from the lacrimal sac to an opening in the mucous membrane of the nose
Tiny opening in the eyelid through which tears drain into the nose
Tear drainage channel that extends form the lacrimal sac to an opening in the mucous membrane of the nose
any of several small ducts that carry tears from the lacrimal glands
tear duct and gland
or lachrymal duct and gland Structures that produce, distribute, and carry away tears. An almond-shaped gland above the outer corner of each eye secretes tears between the upper eyelid and the eyeball. Tears moisten and lubricate the conjunctiva (the membrane that lines the eyelid and covers the white of the eye) and then flow into the barely visible openings (near the inner corners of the eyelids) of the tear ducts, which lead to the nasal cavity. Oil (from sebaceous glands on the edge of the eyelid) keeps tears from spilling out unless secretion increases because of crying or a reflex triggered by stimuli such as eye irritation, bright lights, or spicy foods
tear duct
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