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9 Cards in this Set
- Front
- Back
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all mollusks have what characteristics
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Bilateral symmetry and coelm
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what body parts do mollusks share?
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1. foot- locomotion
2. head-mouth, sense organs, simple brain 3. mantle- thin membrane around vescelral mass 4. calcium carbonate shell 5. visceral mass- digestive, excretory, and reproductive organs |
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what are the three layers of shell
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horny, parismatic, pearly
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how do mollusks repirate
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1. gills
2. mantel cavity |
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excretion by:
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Nephridia- remove amonia from waste
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what are the 3 groups of Mollusks
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1. hachet foot (bivalves- 2 shells)
2. gastropods (stomach footed) 3. Cephalopod (head footed) |
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1. anus
2. mantle cavity 3. gill 4. shell 5. coelom 6. heart 7. testes/ovaries 8. mantle 9. stomach 10. muscles 11. nerve cords 12. intestine 13. ganglia 14. mouth |
1. head foot
2. visceral mass 3. mantle 4. mantle cavity 5. ganglia 6. mouth 7. ganglia 8. stomach 9. gill 10. anus 11. shell 12. muscles 13. coelom 14. heart 15. testes/ovaries 16. intestine |
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what are the 3 classes of mollusks
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gastropoda
bivalvia cephalopoda |
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1. adductor muscle
2.stomach 3. shell 4. heart 5. kidney 6. adductor muscle 7. anus 8. excurrent siphon 9. incurrent siphon 10. gills 11. mantle 12. intestine 13. foot 14. mouth |
whats 1-14
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