File:A treatise on diseases of the eye (1910) (14773734914).jpg

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Identifier: treatiseondiseas00week (find matches)
Title: A treatise on diseases of the eye
Year: 1910 (1910s)
Authors: Weeks, John Elmer, 1853-1949
Subjects: Eye Diseases
Publisher: New York and Philadephia : Lea & Febiger
Contributing Library: University of California Libraries
Digitizing Sponsor: Internet Archive

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)earance of a mosaic. 1 .\r(li. f. .\nat. u. Physiol., \nixt. Abth., 1893, p, 400. RETINA 73 Nerve Fiber Layer.—The nerve fiber layer is composed of afferentand efferent nerve fibers which are not meduUated, the fibers passingto the optic nerve l)eing much more numerous than those passing fromthe optic nerve. This hiyer also contains a iuunl>er of neuroglia cells,and in this layer the larger vessels of the retina are lodged. Ganglion Cell Layer.—The ganglion cell layer is composed of largenerve cells or neurons, which measure 0.03 to 0.01 mm. in diameter.They possess protoplasmic processes, dendrites, which are directed Fig. 41
Text Appearing After Image:
Radiation of nerve fibers in retina: A, nasal; T, temporal. (Kolliker.) outward and terminate in multiple short processes in the external plexi-form layer, and a process, the axon, which forms the axis cylinder andpasses into the nerve fiber layer and to the optic nerve. The ganglioncells are not connected with each other, but double ganglion cells, thetwin ganglion cells of Graef, are met with. The physiological signifi-cance of this arrangement is not positively known. Fig. 42

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Flickr tags
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  • bookid:treatiseondiseas00week
  • bookyear:1910
  • bookdecade:1910
  • bookcentury:1900
  • bookauthor:Weeks__John_Elmer__1853_1949
  • booksubject:Eye_Diseases
  • bookpublisher:New_York_and_Philadephia___Lea___Febiger
  • bookcontributor:University_of_California_Libraries
  • booksponsor:Internet_Archive
  • bookleafnumber:88
  • bookcollection:cdl
  • bookcollection:americana
Flickr posted date
InfoField
29 July 2014



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