The nematodes or roundworms constitute the phylum Nematoda (also called Nemathelminthes), with plant-parasitic nematodes also known as eelworms. They are a diverse animal phylum inhabiting a broad range of environments. Less formally, they are categorized as helminths, but are taxonomically … See more The word nematode comes from the Modern Latin compound of nemat- "thread" (from Greek nema, genitive nematos "thread," from stem of nein "to spin"; see needle) + -odes "like, of the nature of" (see -oid). See more Nematodes are very small, slender worms: typically about 5 to 100 µm thick, and 0.1 to 2.5 mm long. The smallest nematodes are microscopic, while free-living species can reach as much as 5 cm (2 in), and some parasitic species are larger still, reaching over 1 m (3 … See more Most nematode species are dioecious, with separate male and female individuals, though some, such as Caenorhabditis elegans, are androdioecious, consisting of hermaphrodites and rare males. Both sexes possess one or two tubular gonads. In males, the sperm … See more Nematodes that commonly parasitise humans include ascarids (Ascaris), filarias, hookworms, pinworms (Enterobius), and whipworms (Trichuris trichiura). The species Trichinella spiralis, commonly known as the 'trichina worm', occurs in rats, pigs, bears, and … See more History In 1758, Linnaeus described some nematode genera (e.g., Ascaris), then included in the Vermes. The name of the group Nematoda, informally called "nematodes", came from Nematoidea, … See more Different free-living species feed on materials as varied as bacteria, algae, fungi, small animals, fecal matter, dead organisms, and living tissues. Free-living marine nematodes … See more A number of intestinal nematodes cause diseases affecting human beings, including ascariasis, trichuriasis, and hookworm disease. Filarial nematodes cause See more Web17 May 2024 · Ascariasis (as-kuh-RIE-uh-sis) is a type of roundworm infection. These worms are parasites that use your body as a host to mature from larvae or eggs to adult worms. Adult worms, which reproduce, can …

Nematode - Wikipedia

WebPhylum Nematoda roundworms. Nematoda: information (1) Nematoda: pictures (7) Class Secernentea. Order Ascaridida. Family Ascarididae. Genus Ascaris intestinal roundworms. Web5 Jan 2024 · Intestinal worms are organisms that feed off the human body. Tapeworm, hookworm, pinworm, and other types of worm all enter the body and affect it in different ways. Treatment can get rid of all ... myotonic dystrophy ctg

Roundworm (Nematoda) — EcoSpark

WebWuchereria bancrofti is a filarial (arthropod-borne) nematode (roundworm) that is the major cause of lymphatic filariasis. It is one of the three parasitic worms, together with Brugia … WebToxocara canis (also known as dog roundworm) is a worldwide-distributed helminth parasite of dogs and other canids. The name is derived from the Greek word "toxon," meaning bow or quiver, and the Latin word "caro," … http://www.fivetanimalhealth.com/management-articles/control-roundworm-cattle-sheep-and-goats myotonic dystrophy diagnostic testing