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单词 lacrimal gland
释义

lacrimal gland


lacrimal gland

n (Anatomy) the compound gland that secretes tears and lubricates the surface of the eye and the conjunctiva of the eyelid

lac′rimal gland`


n. either of two tear-secreting glands situated in the outer angle of the orbit in mammals. [1780–90]
Thesaurus
Noun1.lacrimal gland - any of the glands in the eyes that secrete tearslachrymal gland, tear glandduct gland, exocrine, exocrine gland - a gland that secretes externally through a ductlacrimal apparatus - the structures that secrete and drain tears from the eye
Translations

lacrimal gland


lacrimal gland:

see tearstears,
watery secretion of the lacrimal gland, which is located at the outer corner of the eye socket immediately above the eyeball. Tearing, or lacrimation, is a continuous and largely involuntary process stimulated by the autonomic nervous system.
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Lacrimal Gland

 

a small tubuloalveolar gland secreting tears that bathe and moisten the anterior surfaces of the eyeball and conjunctiva. The lacrimal gland is lodged in a depression of the frontal bone at the outer angle of the orbit. The conjunctiva also has small accessory lacrimal glands that are portions of the lacrimal gland. The efferent ducts of the lacrimal gland open into the conjunctival sac. The gland is innervated by secretory centrifugal fibers of the facial nerve.

lacrimal gland

[′lak·rə·məl ‚gland] (anatomy) A compound tubuloalveolar gland that secretes tears. Also known as tear gland.

lacrimal gland


lac·ri·mal gland

[TA] the gland that secretes tears into the conjunctival sac; it consists of 6-12 separate compound tubuloalveolar serous glands, located in the upper lateral part of the orbit. It is partially divided into a smaller palpebral part (pars palpebralis) and a larger orbital part (pars orbitalis) by the aponeurosis of the levator palpebrae muscle. Synonym(s): glandula lacrimalis [TA]

lac·ri·mal gland

(lak'ri-măl gland) [TA] The gland that secretes tears; it consists of 6-12 separate compound tubuloalveolar serous glands, located in the upper lateral part of the orbit, and is partially divided into a smaller palpebral part and a larger orbital part by the aponeurosis of the levator palpebrae muscle.

lacrimal gland

The tear-secreting gland lying in the upper and outer corner of the bony eye socket (orbit) and opening by many small ducts into the upper cul-de-sac of the CONJUNCTIVA behind the upper lid. Lacrimal glands secrete during emotional weeping and when the eye is irritated. The eye is normally kept wet by tiny accessory lacrimal glands in the conjunctiva.

Lacrimal gland

An almond-shaped gland that secretes tears.Mentioned in: Lacrimal Duct Obstruction

lacrimal gland


Related to lacrimal gland: submandibular gland
  • noun

Synonyms for lacrimal gland

noun any of the glands in the eyes that secrete tears

Synonyms

  • lachrymal gland
  • tear gland

Related Words

  • duct gland
  • exocrine
  • exocrine gland
  • lacrimal apparatus
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更新时间:2024/9/21 15:40:16