Posterior segment of eyeball

1:posterior segment 2:ora serrata 3:ciliary muscle 4:ciliary zonules 5:Schlemm's canal 6:pupil 7:anterior chamber 8:cornea 9:iris 10:lens cortex 11:lens nucleus 12:ciliary process 13:conjunctiva 14:inferior oblique muscule 15:inferior rectus muscule 16:medial rectus muscle 17:retinal arteries and veins 18:optic disc 19:dura mater 20:central retinal artery 21:central retinal vein 22:optic nerve 23:vorticose vein 24:bulbar sheath 25:macula 26:fovea 27:sclera 28:choroid 29:superior rectus muscle 30:retina

The posterior segment is the back two-thirds of the eye that includes the anterior hyaloid membrane and all of the optical structures behind it: the vitreous humor, retina, choroid, and optic nerve.

Some ophthalmologists specialise in the treatment and management of posterior segment disorders and diseases.

单词	Posterior segment
释义	Posterior segment 英语例句库 In the posterior segment, its dorsoventral axis was the longest, and could be divided into two parts: the dorsal and the ventral parts. 后段的背腹径最长，可分为背侧部和腹侧部，两部分的细胞分界清晰。英语百科 Posterior segment of eyeball The posterior segment is the back two-thirds of the eye that includes the anterior hyaloid membrane and all of the optical structures behind it: the vitreous humor, retina, choroid, and optic nerve. Some ophthalmologists specialise in the treatment and management of posterior segment disorders and diseases.
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