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Live in the human gut, are cosmopolitan (found in all places). Body wall composed of cuticle, epidermis and muscle layer where there is a channel that extends laterally excretion, dorsal and ventral nerve cords are connected by the anterior nerve ring, elliptical anemone shape with a section that tapered ends. body length of female worms 0.5 cm, whereas male worms 1.5 to 2.4 cm, and the anterior anemone tip of the mouth terlatak equipped with three lips, body relatively more straight female worms, while the male worms have the posterior end of the roll, food form of food juices, digestive tract consists of the top food: the mouth, pharynx, intestine and anus. Roundworm (Ascaris lumbrriciodes) causes the disease known as ascariasis. Examples: Ascaris Prasit in the human intestine, the intestinal parasite Ascaris megalocaphala horse, suilae parasite Ascaris in the small intestine of pigs.
Roundworm life cycle, the fertilized egg free kealam out with feces. anemone If the eggs ingested with food or drink, then in the intestine egg will hatch into larvae this, then grow into adult worms.
Live parasites in intestines of humans and many dijumapai in mining areas, especially in hot climates. The worms suck blood so can result anemone in death, the blood sucking, these worms mengeluakan an anti-coagulant (hirudin) that prevents blood clots. Body length of approximately 1-1.5 cm in humans. Examples hookworm Ancylostoma duodenale is found in the tropics of Africa and Asia and Necator americanus found in America.
Hookworm life cycle, an adult worms in the small intestine of human ectoparasites. Worm eggs can come out with human feces, the fertilized egg will hatch and the larvae a day aimlessly filariform. These larvae can penetrate the skin, with blood flow, up to the heart and lungs, then go back into the small intestine and grow into adults. Pinworms (Enterobius vermicularis)
Living in the human colon, body length between 9-15mm. at the time of laying, the worm toward the anus to obtain the oxygen needed for growth. The movement of these worms can cause itching in the anus. The body is infected with a worm can contain worms 5000. Examples: equi Oxyuris anal horse or donkey.
Filarial worms have an intermediary host arthropod animals, such as mosquitoes, and the host remains the man in the lymph vessels. If the dead filarial worms clog the lymph vessels, it causes swelling or disease elephantiasis (elephantiasis). anemone Microfilariae can enter the human body through the bite of Culex mosquitoes. Muscle worm (Trichinella spiralis) anemone
This worm causes the disease trichinosis in humans, pigs or rats. The worms enter the human body through a meat undercooked pork. In the human intestine, the larvae breed further into young worms into adult worms. To prevent being infected by this worm, the meat must be well cooked to kill the young worms. Heterodera anemone radicola
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