Child training as an exact science : a treatise based upon the principles of modern psychology, normal and abnormal, by George W. Jacoby.
- Jacoby, George W., 1856-1940.
- Date:
- [1914], [©1914]
Licence: Public Domain Mark
Credit: Child training as an exact science : a treatise based upon the principles of modern psychology, normal and abnormal, by George W. Jacoby. 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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![PAGE concentration—Automatic activity of the brain- Pathological sense deceptions—Lack of critical power—Gaps in sensory impressions—Helen Keller—Eeaction-time and its measurement— Development of the brain cortex—Senile changes —Sleep—Differences between sleep and uncon- sciousness—Dreams—Sensory impressions in sleep. B. Development of the Child/s ]\Iental Activity 74 Keflex movements in fetal life—Memory pictures in early childhood—Apperceptions of sensory im- pressions—How nerve tracts become '* passable'^ —Learning to read—^Learning to speak—Motor aphasia—Sensory aphasia—Amnesic aphasia—• Fundamental law of biogenesis—The struggle for existence—Laws of heredity—Johann Gregor Mendel—Heredity in plants and animals—Appli- cation of the Mendelian law to man—The organs of speech. II. The Intellectual Development of THE Child 95 The principle of progression—The principle of evolution—Expansion of sensory perceptions— The imagination—Social feelings—Influence of literature—Isolated perceptions—Wundt 's law— Perimetry—Speech development—Physiological sitammering—Agrammatism—The Binet-Sinion test—The esthesiometer test—Overburdening— Sexual dissipation—Sexual hygiene—*' Nature knows only individuals—Classification of Chil- dren—Prevention of psychic ''infection. Part Third: The Psychic Abnormalities of Childhood 152 A. Organic Defects 152 Adenoid vegetations — Aproscxia — Cretinism— The goiter regions—Cretinism and the thyroid gland—Causation of goiter—Kocher's experi- ments—Myxedema following thyroid operations —Mongolism—Congenital absence of sensory functions—Idiocy—Soul blindness—Soul deaf- ness—Principles of classification—The fixation test—Active and passive attention—The Moron group—The imbeciles—The idiots—The question](https://iiif.wellcomecollection.org/image/b21217555_0016.jp2/full/800%2C/0/default.jpg)