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" The light operates, naturally, on the part of the animal which it reaches. The intensity of the light determines the sense of the response, whether contractile or expansive; and the place of the response, the part of the body stimulated, determines the... "
Behavior of the Lower Organisms - Página 266
por Herbert Spencer Jennings - 1906 - 366 páginas
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Studies from the Department of Physiology of Columbia University at ..., Tema 2

Columbia University. College of Physicians and Surgeons. Dept. of physiology - 1898 - 482 páginas
...by the course the rays take through the organism." Light acts in one way, that is, by its intensity. The light operates, naturally, on the part of the...determines the ultimate orientation of the animal. By means of these two factors alone, the intensity of the light, and the side of the organism that...
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American Journal of Physiology, Volumen4

1901 - 582 páginas
...by the course the rays take through the organism." Light acts in one way, that is, by its intensity. The light operates, naturally, on the part of the...determines the ultimate orientation of the animal. By means of these two factors alone, the intensity of the light, and the side of the organism that...
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Journal of Applied Microscopy and Laboratory Methods, Volumen4

1901 - 516 páginas
...other cases. The principal conclusion is that : " Light acts in one way, that is, by its intensity. The light operates, naturally, on the part of the...determines the ultimate orientation of the animal." Under ordinary circumstances the part of the body stimulated is, of course, a direct function of the...
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Carnegie Institution of Washington Publication, Tema 16

1904 - 268 páginas
...on an organism stimulates at the point ox which it falls,* and in proportion to its intensity. * * * The light operates, naturally, on the part of the...determines the ultimate orientation of the animal." (Holt & Lee, 1901, pp. 479-480.) The theory of tropisms as above set forth depends upon the reflex...
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Radiotherapy and phototherapy

Charles Warrenne Allen - 1904 - 756 páginas
...determines the nature of the response, whether contractile or expansive; and the place of response — ie, the part of the body stimulated— determines the ultimate orientation of the animal." That the point of the body stimulated determines the centre of motion has already been seen, and that...
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Behavior of the Lower Organisms

Herbert Spencer Jennings - 1906 - 392 páginas
...their own either toward the source of stimulus or away from it" (Loeb, 1900, p. 7). Holt and Lee (1901, pp. 479-480) bring out this point in the prevailing...determines the ultimate orientation of the animal." How the orientation is brought about according to this theory may THE TROPISM THEORY be illustrated...
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Contributions from the Anatomical Laboratory, Volumen6

Brown University. Anatomical Laboratory - 1909 - 644 páginas
...animal is oriented " (JENNINGS 1906a, p. 266). This is also brought out by HOLT and LEE (1901, p. 479), "The light operates, naturally, on the part of the animal which it reaches." Thus, this tropism theory requires that, in order to determine the direction of movement, the stimulus...
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Contributions from the Biological Laboratory: Formerly Anatomical ..., Volumen6

1909 - 644 páginas
...animal is oriented" (JENNINGS 19063, p. 266). This is also brought out by HOLT and LEE (1901, p. 479), "The light operates, naturally, on the part of the animal which it reaches." Thus, this tropism theory requires that, in order to determine the direction of movement, the stimulus...
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The Science of Human Behavior: Biological and Psychological Foundations

Maurice Parmelee - 1913 - 482 páginas
...other, for the other side lies in its own shade."2 "Light acts in one way, that is, by its intensity. The light operates, naturally, on the part of the...determines the ultimate orientation of the animal." 3 "A given portion of an organism stimulated by a given intensity of light will respond, so far as...
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The Science of Human Behavior: Biological and Psychological Foundations

Maurice Parmelee - 1913 - 480 páginas
...other, for the other side lies in its own shade." 2 "Light acts in one way, that is, by its intensity. The light operates, naturally, on the part of the...stimulated, determines the ultimate orientation of the animal."3 "A given portion of an organism stimulated by a given intensity of light will respond, so...
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