| Gomori, George | <person> Hungarian histochemist in the U.S., 1904-1957. See: Grocott-Gomori methenamine-silver stain, Gomori's non-specific alkaline phosphatase stain, Gomori's one-step trichrome stain, Gomori's silver impregnation stain, Gomori's chrome alum haematoxylin-phloxine stain. See entries under stain. (05 Mar 2000) |
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| Gomori-Jones periodic acid-methenamine-silver stain | <technique> A staining method using methenamine silver, periodic acid, gold chloride, haematoxylin, and eosin to delineate basement membrane, reticulin, collagen, and nuclei; used in renal histopathology. See: Rambourg's periodic acid-chromic methenamine-silver stain. (05 Mar 2000) |
| Gompertz | Benjamin, English actuary, 1779-1865. See: Gompertz' hypothesis, Gompertz' law. (05 Mar 2000) |
| Gompertz' hypothesis | A theory that the force of mortality increases in geometrical progression, being based on the assumption that the average exhaustion of a person's power to avoid death is such that at the end of equal infinitely small intervals of time he loses equal proportions of the power to oppose destruction which he had at the commencement of each of these intervals. (05 Mar 2000) |
| Gompertz' law | The proportional relationship of mortality to age; after age 35-40, the increase in mortality with age tends to be logarithmic. (05 Mar 2000) |
| gomphiasis | <medicine> A disease of the teeth, which causes them to loosen and fall out of their sockets. Origin: NL, fr. Gr. Toothache or gnashing of teeth, fr. A grinder tooth, from a bolt. Source: Websters Dictionary (01 Mar 1998) |
| gompholic joint | <anatomy> A form of union or immovable articulation where a hard part is received into the cavity of a bone, as the teeth into the jaws. Origin: NL, fr. Gr, prop, a bolting together, fr. To fasten with bolts or nails, bolt, nail: cf. F. Gomphose. Source: Websters Dictionary (01 Mar 1998) |
| gomphosis | <anatomy> A form of union or immovable articulation where a hard part is received into the cavity of a bone, as the teeth into the jaws. Origin: NL, fr. Gr, prop, a bolting together, fr. To fasten with bolts or nails, bolt, nail: cf. F. Gomphose. Source: Websters Dictionary (01 Mar 1998) |
| gomuti | A black, fibrous substance resembling horsehair, obtained from the leafstalks of two kinds of palms, Metroxylon Sagu, and Arenga saccharifera, of the Indian islands. It is used for making cordage. Synonym: ejoo. Origin: Malayan gumuti. Source: Websters Dictionary (01 Mar 1998) |
| gonad | <biology> A sex organ, such as an ovary or a testicle, which produces the gametes in most multicellular animals. (09 Oct 1997) |
| gonad dose | The exposure dose to the male or female gonad, usually from incidental secondary radiation in diagnostic or therapeutic irradiation, or from whole-body irradiation. Synonym: gonadal dose. (05 Mar 2000) |
| gonad nucleus | <cell biology> The smaller nucleus in ciliate protozoans, fully active in inheritance and passed after meiosis to conjugating pairs. Gives rise to the macronucleus or macronuclei. Genes in the micronucleus are not actively transcribed. (18 Nov 1997) |
| gonadal | <anatomy> Pertaining to a gonad. (18 Nov 1997) |
| gonadal agenesis | Congenital absence of essentially all gonadal tissue; the external genitalia and genital ducts are female, but if interstitial cells of Leydig are present, the external genitalia are commonly ambiguous and the genital ducts are female. See: gonadal dysgenesis. Compare: Klinefelter's syndrome, Turner's syndrome. Synonym: gonadal agenesis. (05 Mar 2000) |
| gonadal aplasia | Congenital absence of essentially all gonadal tissue; the external genitalia and genital ducts are female, but if interstitial cells of Leydig are present, the external genitalia are commonly ambiguous and the genital ducts are female. See: gonadal dysgenesis. Compare: Klinefelter's syndrome, Turner's syndrome. Synonym: gonadal agenesis. (05 Mar 2000) |