Identifier: 39002086343333.med.yale.edu
Title: A treatise on mental diseases
Year: 1900 (1900s)
Authors: Berkley, Henry Johns,1860-
Subjects: Insanity Mental Disorders
Publisher: New York, D. Appleton & Company
Contributing Library: Yale University, Cushing/Whitney Medical Library
Digitizing Sponsor: Open Knowledge Commons and Yale University, Cushing/Whitney Medical Library

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HISTOLOGY OF THE CORTEX 17 ger, their function is similar to that of the podasteroid gliacytes; buta double function may well be subserved, and it is probable thatthey afford support to and separation of the soft terminal branchesof the dendrites, so closely packed together in this region, as wellas being a protection to the cortical surface by their closely feltedmarginal branches, while in addition they are factors in the lymphcirculation. The rather infrequent fir-tree and bushy cells along the pialborder suggest the incompletely developed cells of an embry-onic age, such as are seen more definitely in the region of thehypophysis. During the last few years not a little has been done to clearaway the uncertainty concerning the origin and structure of theneuroglia. Many points in its origin and development have beendefinitely determined by the Golgi method, but much still remainsto be ascertained concerning its after-life and functions in the ani-mal economy that is at present by no

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