| trophoblastic tumour, placental site | A tumour that arises from the trophoblast of the placental bed and is composed mainly of cytotrophoblastic cells. It encompasses lesions of low- and high-grade malignancy. (holland et al., cancer medicine, 3d ed, p1691) (12 Dec 1998) |
|---|---|
| trophoblastoma | <tumour> Obsolete term for choriocarcinoma. (05 Mar 2000) |
| trophochromatin | Synonym: trophochromidia. Origin: tropho-+ G. Chroma, colour (05 Mar 2000) |
| trophochromidia | Nongerminal or vegetative extranuclear masses of chromatin, found in certain protozoan forms; e.g., the macronucleus of certain ciliates, such as Paramecium. Synonym: trophochromatin. (05 Mar 2000) |
| trophocyte | A cell that supplies nourishment; e.g., Sertoli cells in the seminiferous tubules. Synonym: trephocyte. Origin: tropho-+ G. Kytos, cell (05 Mar 2000) |
| trophoderm | The trophectoderm, or trophoblast, together with the vascular mesodermal layer underlying it. See: serosa. Origin: tropho-+ G. Derma, skin (05 Mar 2000) |
| trophodermatoneurosis | Cutaneous trophic changes due to neural involvement. (05 Mar 2000) |
| trophodynamics | The dynamics of nutrition or metabolism. Synonym: nutritional energy. Origin: tropho-+ G. Dynamis, power (05 Mar 2000) |
| trophoneurosis | A trophic disorder, such as atrophy, hypertrophy, or a skin eruption, occurring as a consequence of disease or injury of the nerves of the part. Origin: tropho-+ G. Neuron, nerve, + -osis, condition (05 Mar 2000) |
| trophoneurotic | Relating to a trophoneurosis. (05 Mar 2000) |
| trophoneurotic atrophy | Abnormalities of the skin, hair, nails, subcutaneous tissues and bone, caused by peripheral nerve lesions. Synonym: neuritic atrophy, neurogenic atrophy, neurotrophic atrophy, trophic changes. (05 Mar 2000) |
| trophoneurotic leprosy | A form of leprosy chiefly affecting the nerves, marked by hyperesthesia succeeded by anaesthesia, and by paralysis, ulceration, and various trophic disturbances, terminating in gangrene and mutilation. Synonym: Danielssen's disease, Danielssen-Boeck disease, dry leprosy, trophoneurotic leprosy. (05 Mar 2000) |
| trophonucleus | The larger nucleus (or sometimes nuclei) in ciliate protozoans. Derived from the micronucleus by a process of DNA polytenisation. The DNA in the macronucleus is actively transcribed. The macronucleus degenerates before conjugation. (18 Nov 1997) |
| trophoplast | Synonym: plastid. Origin: tropho-+ G. Plastos, formed (05 Mar 2000) |
| trophosome | <zoology> The nutritive zooids of a hydroid, collectively, as distinguished from the gonosome, or reproductive zooids. Origin: Gr. A feeder + -some body. Source: Websters Dictionary (01 Mar 1998) |