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35 Cards in this Set
- Front
- Back
Turbellaria |
Found in oceans, ponds, moist lands.
Dugesia |
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Trematoda |
Fluke- most are parasites with protective covering
Ex:blood fluke |
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Cestoda |
Tapeworm: parasite worms that live in the intestines |
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Nematoda |
Round worms. Unsegmented, bilateral symmetry. One way digestive system |
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Scolex |
Knob-shaped head with hooks, suckers, or both |
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Proglottid |
Body segments that each have a completed hermaphroditic system |
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Rotifers |
Transparent and free-swimming. 90% live in fresh water. Parthegenic |
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Porifera |
Sponges meaning "pore bearers". Sessile and have no organs |
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Spongin |
Network of protein filters that make up the sponges skeleton |
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Spicules |
Tiny, needlelike silicon dioxide, or calcium carbonate. No soft |
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Cnidaria |
Contain stinging cells
Jellyfish |
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Polyp |
Vase shaped sessile form with a dorsal |
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Polyp |
Vase shaped sessile form with a dorsal |
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Medusa |
Umbrella-shaped motile form with a central mouth |
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Planula |
Free swimming ciliatated for, settles, then grows |
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Planula |
Free swimming ciliatated for, settles, then grows |
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Cnidarian uses |
Food source for marine animals |
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Planula |
Free swimming ciliatated for, settles, then grows |
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Cnidarian uses |
Food source for marine animals |
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Nematoda. Parasites or harmless |
Most are harmless but some are parasites |
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Most common worm infection in kids |
Pinworm |
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Most common worm infection in kids |
Pinworm |
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Rotifer info |
They have a crown of cilia around the mouth to pull food in |
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Most common worm infection in kids |
Pinworm |
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Rotifer info |
They have a crown of cilia around the mouth to pull food in |
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Invertebrate phyla |
Porifera Platyhelmenthes Nematoda Cnidaria Rotifera |
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How do porifera obtain food |
Pumping water through their bodies |
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How do porifera obtain food |
Pumping water through their bodies |
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Collar cells |
Have flagella to keep water going through the sponge |
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How do porifera obtain food |
Pumping water through their bodies |
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Collar cells |
Have flagella to keep water going through the sponge |
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Used of sponges |
Clean water and recycle nutrients |
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Cnidaria characteristics |
Motile Have cnidocytes 2 body plans |
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Cnidarian body |
Soft jellylike bodies with hollow central cavity |
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Cnidarian body plans |
Can have one or both |