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primary host |
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host (hōst) 1. an organism that harbors or nourishes another organism (the parasite). 2. the recipient of an organ or other tissue derived from another organism (the donor). accidental host one that accidentally harbors an organism that is not ordinarily parasitic in the particular species. definitive host , final host the organism in which a parasite passes its adult and sexual existence. intermediate host the organism in which a parasite passes its larval or nonsexual existence. paratenic host an animal acting as a substitute intermediate host of a parasite, usually having acquired the parasite by ingestion of the original host. primary host definitive h. reservoir host reservoir (3). primary host. See definitive host. host 1. an animal or plant that harbors and provides sustenance for another organism (the parasite). Includes paratenic, intermediate etc. 2. the recipient of an organ or other tissue derived from another organism (the donor). accidental host one that accidentally harbors an organism that is not ordinarily parasitic in the particular species. alternate host intermediate host. dead-end host the disease cannot be transmitted from the infected host to another animal. host determinants characteristics in the host which determine its susceptibility to a disease, e.g. closeness to parturition and metabolic diseases. host-parasite reaction the inflammatory reaction that sometimes occurs around a parasite in tissues, e.g. a warble fly larva in the esophageal wall. predilection host the host preferred by a parasite. primary host definitive host. reservoir host an animal (or species) that is infected by a parasite, and which serves as a source of infection for humans or another species. host risk factors epidemiological factors contributing to the development of a disease and which are contributed by the host. secondary host intermediate host. host specificity the characteristic of a parasite that renders it capable of infecting only one or more specific hosts. transfer host, transport host one that is used until the appropriate definitive host is reached, but is not necessary to complete the life cycle of the parasite. host variable see host determinants (above). How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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primary gangrene Primary headache primary health care primary hemochromatosis primary hemorrhage primary herpetic stomatitis primary histoplasmosis primary host primary hyperoxaluria primary hyperoxaluria and oxalosis primary hyperparathyroidism primary hypertension primary intention primary iritis primary lateral sclerosis |
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