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词汇 cysticercus
释义

Definition of cysticercus in English:

cysticercus

nounPlural cysticerci ˌsɪstɪˈsəːkəs
Zoology
  • A larval tapeworm at a stage in which the scolex is inverted in a sac, typically found encysted in the muscle tissue of the host.

    〔动〕囊尾蚴

    Example sentencesExamples
    • Pharmacological treatment is now widely accessible and effective even in cases of giant cysticerci or ventricular cysts, which used to be the exclusive domain of neurosurgery.
    • Once inside the stomach, the tapeworm egg hatches, penetrates the intestine, travels through the bloodstream and may develop into cysticerci in the muscles, brain, or eyes.
    • The classic intestinal infection with Taenia solium results when humans ingest pork with viable cysticerci that exocyst in the small intestine.

Derivatives

  • cysticercoid

  • adjective & noun
    Zoology
    • The larvae develop into the cysticercoid stage in the tissue and migrate back into the lumen of the small intestine, where they attach to the mucosa.
      Example sentencesExamples
      • The tapeworm eggs are ingested by flea larvae, where development reaches the larval cysticercoid stage.
      • The cysticercoids may, when present in large numbers, occupy a considerable amount of space in the body of the host.
      • The digested mites release cysticercoids where they attach to the ileocecal junction in the horse.
      • After hatching, they invade into the body cavity and become cysticercoid larvae, which are infectious for humans.

Origin

Mid 19th century: modern Latin (originally the name of a supposed genus), from Greek kustis 'bladder' + kerkos 'tail'.

Definition of cysticercus in US English:

cysticercus

noun
Zoology
  • A larval tapeworm at a stage in which the scolex is inverted in a sac, typically found encysted in the muscle tissue of the host.

    〔动〕囊尾蚴

    Example sentencesExamples
    • Pharmacological treatment is now widely accessible and effective even in cases of giant cysticerci or ventricular cysts, which used to be the exclusive domain of neurosurgery.
    • The classic intestinal infection with Taenia solium results when humans ingest pork with viable cysticerci that exocyst in the small intestine.
    • Once inside the stomach, the tapeworm egg hatches, penetrates the intestine, travels through the bloodstream and may develop into cysticerci in the muscles, brain, or eyes.

Origin

Mid 19th century: modern Latin (originally the name of a supposed genus), from Greek kustis ‘bladder’ + kerkos ‘tail’.

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