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Parasitic worms cannot reproduce entirely within their host's body; they have a life cycle that includes some stages that need to take place outside of the host. [3] Helminths are able to survive in their mammalian hosts for many years due to their ability to manipulate the host's immune response by secreting immunomodulatory products. [ 4 ]
Helminthiasis, also known as worm infection, is any macroparasitic disease of humans and other animals in which a part of the body is infected with parasitic worms, known as helminths. There are numerous species of these parasites , which are broadly classified into tapeworms , flukes , and roundworms .
This is an accepted version of this page This is the latest accepted revision, reviewed on 9 December 2024. Relationship between species where one organism lives on or in another organism, causing it harm "Parasite" redirects here. For other uses, see Parasite (disambiguation). A fish parasite, the isopod Cymothoa exigua, replacing the tongue of a Lithognathus Parasitism is a close ...
In Greece, Hippocrates and Aristotle created considerable medical documentation about parasites in the Corpus Hippocraticus. In this work, they documented the presence of parasitic worms in many animals ranging from fish to domesticated animals and humans. Among the most extensively documented was the Bladder Worm (Taenia solium).
Hence, "helminthology" is the study of parasitic worms. When a human or an animal, such as a dog or horse, is said to "have worms", it means that it is infested with parasitic worms, typically roundworms or tapeworms. Deworming is a method to kill off the worms that have infected a human or animal by giving anthelmintic drugs.
Schistosomiasis is caused by parasitic worms, picked up in infested waters, which drill through people's skin and lay eggs in their bodies. Parasitic worms may hold key to cutting spread of HIV ...
The parasitic worms are the cause of soil-transmitted helminthiases. They are taxonomically classified along with arthropods , tardigrades and other moulting animals in the clade Ecdysozoa . Unlike the vaguely similar flatworms , nematodes have a tubular digestive system , with openings at both ends.
The parasite is highly invasive and it is suspected that its larvae, or juveniles, were present in other organs in the woman’s body, including the lungs and liver.
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