A lecture of the anatomy, physiology, & pathology of the eye : which was delivered to the members of the City of London Medical and Chirurgical Society / by Thomas Firth.
- Firth, Thomas
- Date:
- MDCCCXXXI [1831]
Licence: Public Domain Mark
Credit: A lecture of the anatomy, physiology, & pathology of the eye : which was delivered to the members of the City of London Medical and Chirurgical Society / by Thomas Firth. Source: Wellcome Collection.
Provider: This material has been provided by UCL Library Services. The original may be consulted at UCL (University College London)
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![of blacknefs is owing to the fubftance befor. defcribed under the name of black pigment which covers the ciliary procefTes, and c which part is now left at the bottom of thef i channels after the procefTes are removed. The vitreous humour is covered with a cos ' that is perfe&ly pellucid, and is termed th tunica vitrea. It is contiguous to the retin; and is a double membrane. The internal 1; mina of this membrane is faid to infinuate i felf into the fubftance of the vitreous humou in order to form the little cells or vefid ' before-mentioned; but this humour having I depreffion or cavity, as has been juft defcribe in which the pofterior portion of the cryfta line is lodged, the two lamina? of the tuni vitrea feparate when they arrive at the edget] this cavity : here the internal of thefe twW minx paffes between the vitreous and cryfta line humours, ferving to line the caviW which the cryftalline lies, and to niakeW pofterior part of its capfula; the other lami paffes over the cryftalline, and becomi 1 thicker and elaftic makes the anterior part the capfula.](https://iiif.wellcomecollection.org/image/b21633873_0114.jp2/full/800%2C/0/default.jpg)
