Psycho-therapy in the practice of medicine and surgery . Figure 2. Pyramidal Nerve Cells Found Chiefly in the Brain.—McKendriclt NERVOUS STRUCTURES. 71 of many mental phenomena which before hadgreatly puzzled them. The essay of y Cajal of Spain, which was awardedthe prize of the International Medical Congressa few years ago, is among the most importantcontributions to our knowledge of brain anatomyand physiology. Prof. Cajal showed that theprincipal elements in brain tissue are nerve cells,and that each cell is a distinct entity. Itsbranches, or filaments, form temporary con-. Figt
Psycho-therapy in the practice of medicine and surgery . Figure 2. Pyramidal Nerve Cells Found Chiefly in the Brain.—McKendriclt NERVOUS STRUCTURES. 71 of many mental phenomena which before hadgreatly puzzled them. The essay of y Cajal of Spain, which was awardedthe prize of the International Medical Congressa few years ago, is among the most importantcontributions to our knowledge of brain anatomyand physiology. Prof. Cajal showed that theprincipal elements in brain tissue are nerve cells,and that each cell is a distinct entity. Itsbranches, or filaments, form temporary con-. Figtjee 3. From a piece of Spinal Cord. A and B, ganglion cells; D, axiscylinder; p, protoplasmic process; c, neuroglia coils.—Banvier from Edinger, Am. Ed. 72 NEW METHODS IN DETAIL. nections with contiguous cells, and in this waya continuous circuit is provided. The con-struction and mechanism are the same through-out brain and nerve tissue. Waldeyer callsthese cells neurons, and his theory of nerveanatomy and physiology has been generallyadopted. Cajal also mentions certain cells which lie be-tween the neurons, and which, under the actionof volition, so change their form as to act as in-hibitors of nerve impulses. IN THE LIGHT OF THIS NEURON THEORY OF THENERVOUS SYSTEM WE HAVE THE COMPLETION OF AMOST SATISFACTORY BASIS FOR THE PSYCHOLOGICALSYSTEM OF CURE TO WHICH THIS WORK IS INTENDEDTO CALL ATTENTION. Cardinal Featuresof the Brain. As I am now addressing medicalmen it is unnecessary for me to do more thanallude to the cardinal features of the brain,spinal cord and the lesser gang
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