trichina
/tri'kainə/
Definition
- Noun:
- A small parasitic roundworm (nematode) of the genus Trichinella, especially Trichinella spiralis. The adult worm lives in the intestines of mammals, and its larvae migrate to and encyst in the host's skeletal muscles.
Usage
- The word "trichina" is a technical term used primarily in biology, medicine, and veterinary science to refer to the parasitic worm itself.
- It is typically used in singular form ("a trichina") but the plural is "trichinae" (pronounced /trɪˈkaɪniː/).
Examples
- Noun:
- Under the microscope, the scientist identified the trichina in the muscle tissue sample.
- The life cycle of the trichina involves both intestinal and muscular stages.
- Ingesting undercooked pork contaminated with trichinae can cause a disease called trichinosis.
Advanced Usage
- "Trichina" in Medical Context: The term is central to describing the parasitic infection "trichinosis" or "trichinellosis," though the disease name is derived from the genus (), not directly from "trichina."
- The patient's symptoms were consistent with an infection by trichina.
Variants and Related Words
- Trichinae (n): The plural form of trichina.
- Trichinella (n): The genus name for the group of parasitic worms that includes the species commonly called trichina.
- Trichinosis (n): The disease caused by infection with trichinae, characterized by intestinal distress, fever, muscle pain, and swelling.
Synonyms
- Parasitic nematode: A general term for a roundworm parasite.
- Roundworm: A broader category of nematodes, which includes parasitic forms like the trichina.
Related Phrases and Terms
- Trichina cyst: The encapsulated larval form of the worm found in muscle tissue.
- The biopsy revealed the presence of trichina cysts.
- Trichina spiralis: The full scientific name for the most common species referred to as trichina.
- Trichina spiralis is the primary agent of human trichinosis.
Noun
-
parasitic nematode occurring in the intestines of pigs and rats and human beings and producing larvae that form cysts in skeletal muscles
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