Term
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Definition
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Term
| most numerous and wider spread of all multicellular animals- |
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Definition
| Phylum Nematoda (unsegmented roundworms) |
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Term
| size- microscopic to a meter in length with bilateral symmetry- |
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Definition
| Phylum Nematoda (unsegmented roundworms) |
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Term
| pseudocoelom-false coelom |
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Definition
| phylum nematoda- unsegmented roundworms |
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Term
| 2 openings-mouth and an anus |
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Definition
| phylum nematoda (unsegmented roundworms) |
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Term
| phylum nematoda (unsegmented roundworms) respiration, circulation, and excretion by- |
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Definition
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Term
| phylum nematoda (unsegmented roundworms) reproduction- |
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Definition
| sexual, internal fertilization, separate sexes |
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Term
| about half are free-living |
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Definition
| phylum nematoda (unsegmented roundworms) |
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Term
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Definition
| phylum nematoda (unsegmented roundworms) |
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Term
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Definition
| causes trichinosis-forms cysts in muscles, very painful |
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Term
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Definition
| causes Elephantiasis- blocks lymph vessels |
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Term
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Definition
| causes malnutrition- eggs hatch in intestines, move to blood stream, to lungs, then coughed up, swallowed again, and cycle starts over |
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Term
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Definition
| penetrate bare feet, cause bleeding and anemia |
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Term
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Definition
| common in children, cause anal itching |
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Term
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Definition
| segmented worms (septa-internal walls between segments) |
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Term
| true coelom with bilateral symmetry- |
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Definition
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Term
| phylum annelida complete digestive system with ________ to grind food and a ____ to store food |
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Definition
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Term
| phylum annelida circulatory system- |
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Definition
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Term
phylum annelida respiration-
aquatic-
land dwellers- |
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Definition
| gills; moist skin (diffusion) |
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Term
| phylum annelida excretion- |
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Definition
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|
Term
| phylum annelida nervous system- |
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Definition
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Term
| phylum annelida reproduction- |
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Definition
| hermaphroditic, clitellum- thickened band for releasing egg and sperm |
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Term
| phylum annelida movement- |
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Definition
| muscles and setae (bristles on ventral surface) |
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Term
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Definition
| earthworms, generate soil |
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Term
|
Definition
| leeches-external blood sucking parasites, used in medicine (reattachments) |
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