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1 Bulbar conjunctiva. Tunica conjunctiva bul-baris. Part of conjunctiva covering the eyeball. It consists of stratified, nonkeratinized squamous epithelium with only a few goblet cells and a loose, cell-poor lamina propria permeated with elastic fibers. A

2 Palpebral conjunctiva. Tunica conjunctiva pal-pebralis.Theportionoftheconjunctivacovering the posterior surface of the eyelid. It consists of two or more layers of columnar epithelium with goblet cells and a loose, vascularized lamina propria. A

3 Superior fornix of cunjunctiva. Fornix con-junctivae superior. Reflected fold ofconjunctiva extending from the eyeball (bulbar) to the upper eyelid (palpebral). A

4 Inferior fornix of conjunctiva. Fornix conjunc-tivae inferior. Reflected fold of conjunctiva from the eyeball (bulbar) on to the lower eyelid (palpebral). A

5 Conjunctival sac. Saccus conjunctivalis. Space between palpebral and bulbar conjunctivae. Its upper and lower ends form the superior and inferior fornices of the conjunctiva. A

6 Ciliary glands (of Moll). Glandulae ciliares [[Molli]]. Apocrine glands on the lid margin. They open either into the hair follicles of the eyelashes or at the lid margin. A

7 Sebaceous glands (of Zeiss). Glandulae sebaceae [[Zeiss]]. Small sebaceous glands with openings into the hair follicles of the eyelashes. A

8 Conjunctival glands. Glanduale conjunctivales. Follicular aggregations of lymphocytes at the medial angle of the eye.

9 Lacrimal apparatus. Apparatus lacrimalis. The system of structures that lubricate the cornea and conjunctiva. B

10 Lacrimal gland. Glandula lacrimalis. Gland located above the lateral angle ofthe eyelids;it is separated into an upper and lower portion by the tendon of levator palpebrae muscle. Its excretory ducts open laterally into the superior fornix of the conjunctiva. B

11 Orbital part. Pars orbitalis. Larger portion of lacrimal gland located above the tendon of the levator palpebrae muscle. B

12 Palpebral part. Pars palpebralis. Smaller portion of lacrimal gland located below the tendon of the levator palpebrae muscle. B

13 Excretory ducts of lacrimal gland. Ductuli exretorii [[glandulae lacrimalis]]. 6-14 ducts opening into the superior fornixofthe conjunctiva. B

14 Accessory lacrimal glands. [Gll. lacrimales ac-cessoriae]. Additional smaller lacrimal glands found scattered especially in the vicinity of the superior conjunctival fornix. A

Feneis, Pocket Atlas of Human Anatomy © 2000 Thieme

15 Rivus lacrimalis. Pathway that conducts tears from the excretory ducts to the lacrimal lake. It lies within the conjunctival sac between the closed eyelids and the eyeball.

16 Lacrimal lake. Lacus lacrimalis. Space in the medial angle of the eye around the lacrimal caruncle. B C

17 Papilla lacrimalis. Small cone-shaped elevation medial to the inner edge of both the upper and lower eyelids. Each apex houses an opening or lacrimal punctum. C

18 Lacrimal punctum. Punctum lacrimale. Small opening marking the beginning of the lacrimal fluid drainage system. C

19 Lacrimal canaliculus. Canaliculus lacrimalis. Small canal, up to 1 cm long, from each lacrimal punctum to the lacrimal sac. C

20 Ampulla of lacrimal canaliculus. Ampulla canaliculi lacrimalis. Slight enlargement at the bend of the lacrimal canaliculus. C

21 Lacrimal sac. Saccus lacrimalis. It is located in the lacrimal fossa and is about 1.5 cm long and about 0.5 cm wide. It descends directly into the nasolacrimal duct. C

22 Fornix of lacrimal sac. Fornix sacci lacrimalis. Dome-shaped upper margin of the lacrimal sac. C

23 Nasolacrimal duct. Ductus nasolacrimalis. Duct that is directly continuous with the larcrimal sac and about 1.2-2.4 cm in length. It passes through the nasolacrimal canal and opens into the inferior nasal meatus. Its flattened lumen is lined by a mucosa containing two or more layers of columnar epithelium bearing cilia at some sites. C

24 Lacrimal fold. Plica lacrimalis. Mucosal fold at the opening of the nasolacrimal duct. It is located in the inferior nasal meatus about 33.5 cm posterior to the external naris. C

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