unarmed taenia

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• unarmed tapeworm — Taenia saginata …   Medical dictionary

• Taenia (tapeworm) — This article is about a genus of tapeworm. For other uses, see Taenia (architecture)Taxobox name = Taenia image width = 200px image caption = Scolex of Taenia solium regnum = Animalia phylum = Platyhelminthes classis = Cestoda ordo =… …   Wikipedia

• Taenia — In medicine, taenia is a genus (group) of large tapeworms some of which are parasitic in humans. In anatomy, taenia refers to a band or a structural line and applies to several bands and lines of nervous matter in the brain. In Latin, taenia… …   Medical dictionary

• Taenia saginata — The beef tapeworm. The most common of the big tapeworms that parasitizes people, contracted from infected raw or rare beef. Can grow to be 12 25 feet (3.6 7.5 m) long in the human intestine. Also known as the African tapeworm. * * * the most… …   Medical dictionary

• Beef tapeworm — Taenia saginata, the most common of the big tapeworms that parasitizes people, contracted from infected raw or rare beef. Can grow to be 12 25 feet (3.6 7.5 m) long in the human intestine. Also known as the African tapeworm. * * * beef tapeworm n …   Medical dictionary

• Anoplocephala — A genus of large tapeworms (family Anoplocephalidae) with strong linear segmentation, numerous scattered testes, and eggs with a pyriform apparatus; they are parasitic in herbivores, with terrestrial mites serving as intermediate hosts. [G.… …   Medical dictionary

• tapeworm — An intestinal parasitic worm, adults of which are found in the intestine of vertebrates; the term is commonly restricted to members of the class Cestoidea. Tapeworms consist of a scolex, variously equipped with spined or sucking structures by… …   Medical dictionary

• rostellum — The anterior fixed or invertible portion of the scolex of a tapeworm, frequently provided with a row (or several rows) of hooks. [L. dim. of rostrum, a beak] armed r. r. with one or more rows of hooks. unarmed r. r. lacking hooks. * * *… …   Medical dictionary

• scolex — The head or anterior end of a tapeworm attached by suckers, and frequently by rostellar hooks, to the wall of the intestine; it is formed within the hydatid cyst in Echinococcus, within a cysticercus in Taenia, a cysticercoid in …   Medical dictionary

• beef tapeworm — noun : an unarmed tapeworm (Taenia saginata) that infests the human intestine as an adult, has a cysticercus larva that develops in cattle, and is contracted by man through ingestion of the larva in raw or rare beef …   Useful english dictionary