Phylum Nematoda

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Phylum Nematoda - The Roundworms
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Nematode Anatomy
Note complete digestive system with mouth,
intestine and anus. Worms may be parasitic living
off a living host and free-living feeding on
rotting organic matter. Most are free living.
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Tube within a tube body arrangement
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Ascaris life cycle fecal parasite
Worms in small intestine
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Dog Hookworms
Adult Hookworm
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Trichinosis Why pork should be cooked properly!!
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Elephantiasis Elephantiasis is a rare disease of
the lymphatic system caused by parasitic
roundworms.
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Typical Soil Nematodes
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Soil nematodes can be used as a garden pest
control