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Round Worms, ZAINA ALGHAMDI 10/A - Coggle Diagram
Round Worms
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hookworms
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how it affects humans: contacts bare human skin, it cuts its way inside, travels in the bloodstream to the lungs, and then to the windpipe, or esophagus, where it is coughed up and swallowed
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trichinella worms
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how it affects host: After ingestion by a host organism, the worms mature in one to two days. Female worms with fertilized eggs burrow into the intestinal walls of humans, pigs, and other mammals. After the eggs hatch, the larvae burrow into muscles where they form cysts, caus- ing muscle pain
ways to prevent it: eat well cooked meat, and try avoiding pork
filarial worms
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how it affects humans: A mosquito is the intermediate host of filarial worms. When a mosquito sucks blood from a person who is infected with this roundworm, worm embryos are passed into the insect’s bloodstream. The embryos grow into larvae, which then are passed to another person when the mosquito bites again. Adult worms accumulate in the lymphatic system and obstruct the flow of lymph—the tissue fluid in the spaces between
cells. This fluid builds up in tissue, causing legs and other body regions to enlarge
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