On failure of brain power (encephalasthenia); its nature and treatment.

  • Althaus, Julius, 1833-1900.
Date:
1898
Catalogue details

Licence: Public Domain Mark

Credit: On failure of brain power (encephalasthenia); its nature and treatment. Source: Wellcome Collection.

Provider: This material has been provided by the Augustus C. Long Health Sciences Library at Columbia University and Columbia University Libraries/Information Services, through the Medical Heritage Library. The original may be consulted at the the Augustus C. Long Health Sciences Library at Columbia University and Columbia University.

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    in a proper manner. But the older we grow, and the more frequently we have directed our minds to all these different forms of actions, the less effort will eventually be required on the part of consciousness and volition; and ultimately all such move- ments will be performed automatically, without much, if any, attention being paid to them on the part of the grey surface of the brain. A man who is in the habit of writing much, never FIG. 13. A C—Sphere of the anterior cerebral artery. M C—Spheres of the middle cerebral artery. P C—Sphere of the posterior cerebral artery. C N—Caudate nucleus. L V— Lateral ventricles. I C—Internal capsule. L N—Lenticular nucleus. CI—Claustrum. I R—Island of Reil. Ch—Chiasma of the optic nerves, i—Internal carotid artery. 2—Middle Cerebral (Sylvian) artery. 3—Lenticulo-striated artery. thinks of the way in which he forms his letters on the paper, over which his pen seems to fly quite mechanically. The same holds good for the various kinds of needlework, embroidery, playing the piano, the violin, etc. If each time we do anything of that sort, a conscious effort were necessary for all the different parts of which the action is composed, the time at our disposal