| 释义 |
electrogenesis, n. (Formerly at electro- a.)|ɪˌlɛktrəʊˈdʒɛnɪsɪs|
[f. electro- + -genesis.]
†1. Med. Production of an effect (esp. physiological) by the use of an electrical stimulus. Obs.
1889Cent. Dict. s.v. Electrogenesis,..causation or production by electricity. 1890Gould New Med. Dict. 141/2 Electrogenesis, the results, after withdrawal, of the application of a current of electricity to the spinal cord, a nerve or part.
2. [ad. F. électrogénèse.] The production of electricity, esp. by organic tissue; spec. in Physiol., the generation of an electrical potential across a cell membrane.
1890F. P. Foster Med. Dict. II. 1414/1 Electro-genesis.., the production of electricity. 1906W. D. Butcher tr. Guilleminot's Handbk. Electr. in Med. ii. i. 226 Du Bois-Reymond believes that the living molecule is the original cause of the difference of potential, and that the currents of repose in muscle, nerve and gland are the manifestations of this electro-genesis. 1960Biol. Bull. CXIX. 284 (heading) A four-factor ionic hypothesis of spike electrogenesis. 1978Nature 16 Feb. 656/2 The swimming behaviour of Paramecium is mostly dependent on the activity of its cilia, which are regulated by the intracellular cation concentration, which in turn is modified by Ca-dependent electrogenesis in the membrane. 1988Jrnl. Exper. Biol. CXXXVI. 424 Since Ek values were consistently and significantly more negative than Em values, K+ cannot be the only ion involved in resting membrane electrogenesis. |
