Libros Libros 1 - 10 de 12 sobre The light operates, naturally, on the part of the animal which it reaches. The intensity...
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
Studies from the Department of Physiology of Columbia University at ..., Tema 2
Columbia University. College of Physicians and Surgeons. Dept. of physiology - 1898
...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...
American Journal of Physiology, Volumen4
Journal of Applied Microscopy and Laboratory Methods, Volumen4
...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...
Carnegie Institution of Washington Publication, Tema 16
...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...
Radiotherapy and phototherapy
Charles Warrenne Allen - 1904 - 618 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...
Behavior of the Lower Organisms
Herbert Spencer Jennings - 1906 - 366 páginas
...(Verworn, "General Physiology," 1899^.480). After the animal has thus become oriented it may move forward in the usual way. If it does so, it will of course...orientation is brought about according to this theory may be illustrated most simply by considering an organism covered with cilia. For this purpose we may employ...
...own either toward the source of stimulus or away from it " (Loeb, 1900, p. 7). Holt and Lee (1001, pp. 479-480) bring out this point in the prevailing...determines the ultimate orientation of the animal." THE TROPISM THEORY be illustrated most simply by considering an organism covered with cilia. For this...
Contributions from the Biological Laboratory: Formerly Anatomical ..., Volumen6
...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...
The Science of Human Behavior: Biological and Psychological Foundations
Maurice Parmelee - 1913 - 443 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...
...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...