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cercaria

NOUN
  1. tadpole-shaped parasitic larva of a trematode worm; tail disappears in adult stage

How To Use cercaria In A Sentence

  • Definitive hosts eating uncooked aquatic plants and vegetation with encysted metacercariae are infected, starting the cycle over again. Chapter 2
  • The infective form of schistosoma, called a cercaria, secretes proteases upon detection of human skin lipids (McKerrow & Salter, 2002). OpenWetWare - Recent changes [en]
  • Only the tadpoles that were exposed to cercariae developed deformities.
  • Tadpoles in ponds with snails pick up trematode larvae, called cercariae.
  • Second, it can encyst inside a daughter sporocyst as a metacercariae, be voided with the sporocyst, and then be consumed by the benthic-feeding definitive host, rosyside dace.
  • Once the cercaria enters the second intermediate host, it sheds its tail and becomes a metacercaria, which is little more than a miniature, but sexually immature, adult, that may, or may not, encyst.
  • The cercaria then penetrates human skin and becomes an adult that finally ends up in the veins of its human host. Parasite Rex
  • So they go on for several generations, but at last there comes a generation of _rediae_ which, instead of giving birth to fresh _rediae_, produce families of totally different offspring; big-headed, long-tailed creatures like miniature tadpoles, called by the learned _cercariae_. The Eye of Osiris
  • The cercariae lose their tails upon encysting as metacercariae (infective larvae) on aquatic plants. Chapter 2
  • Water crab samples were collected generally to diagnose species. Then species and infection rate of Paragonimus metacercariae caught in water crabs were examined.
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