hexacanth embryo

hexacanth embryo
гельм. онкосфера, шестикрючный зародыш
* * *
онкосфера
шестикрючный зародыш

English-russian biological dictionary. 2013.

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Смотреть что такое "hexacanth embryo" в других словарях:

  • hexacanth embryo — hex·a·canth embryo hek sə .kan(t)th n ONCOSPHERE * * * the six hooked embryo, or onchosphere, characteristic of most tapeworms of humans and domestic animals …   Medical dictionary

  • Embryo — The organism in the early stages of growth and differentiation from fertilization to, in humans, the beginning of the third month of pregnancy. After that point in time, it is termed a fetus. * * * 1. An organism in the early stages of… …   Medical dictionary

  • hexacanth — adj. [Gr. hex, six; akantha, thorn] (PLATYHELMINTHES: Cestoda) A six hooked mature embryo, or larva, hatching from the egg; an onchosphere …   Dictionary of invertebrate zoology

  • embryophore — A membrane or wall around the hexacanth embryo of tapeworms, forming the inner portion of the eggshell. In the genus Taenia, the e. is exceptionally thick, with radial striations that form a highly protective structure; in the …   Medical dictionary

  • oncosphere — SYN: hexacanth. [onco + G. sphaira, sphere] * * * on·co·sphere also on·cho·sphere äŋ kō .sfi(ə)r n a tapeworm embryo that has six hooks and is the earliest differentiated stage of a cyclophyllidean tapeworm called also hexacanth embryo * * * n.… …   Medical dictionary

  • Cyst — A closed sac or capsule, usually filled with fluid or semisolid material. * * * 1. A bladder. 2. An abnormal sac containing gas, fluid, or a semisolid material, with a membranous lining. SEE ALSO: pseudocyst. [G. kystis, bladder] adventitious c.… …   Medical dictionary

  • embryophore — ˈembrēəˌfō(ə)r noun ( s) Etymology: embry + phore : the outer cellular covering of the hexacanth embryo of a tapeworm; broadly : the covering and included embryo …   Useful english dictionary

  • coracidium — The ciliated first stage aquatic embryo of pseudophyllid and other cestodes with aquatic cycles; within the ciliated embryophore is a hooked larva, the hexacanth, that develops in the intermediate host, usually an …   Medical dictionary

  • oncosphere — n. [Gr. onkinos, hook; sphaira, ball] (PLATYHELMINTHES: Cestoda) The shelled embryo; a hexacanth; the first larval stage …   Dictionary of invertebrate zoology


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