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10 Cards in this Set
- Front
- Back
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Cnidarians |
phylum includes corals, sea anemones, and Jellyfish |
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Epidermis |
the outer layer that has cells that aid in capturing food and cells that secrete mucus |
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Endoderm |
inner layer that has cells that produces digestive enzymes and break up food particles |
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Mesoglea |
jelly like material between the two layers |
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Gastrovacular cavity |
central cavity surrounded by body layers |
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Polyp |
forms with the body shaped like a little cylinder that opens and closes at the top |
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Medusa |
form with umbrella shaped body , the mouth and tentacles hangs down down in the water |
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Radial symmetry |
k |
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Cnidoytes |
stinging cells |
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nematocyste |
each cell has a long, coiled, tubular harpoonlike structure |
