structures

  1. Planktonic
    larvae
    • Porifera



  2. Gelatinous
    matrix
    • Porifera
  3. choanocytes
    porifera
  4. gemmules
    porifera
  5. porifera
    • planktonic larvae
    • gelatinous matrix
    • choanocytes
    • gemmules
    • spicules
    • cells- epithelial, amoeboid, collar
  6. cnidarian
    • hydrostatc skeleton
    • nematocysts
    • gastrovascular vacity
    • polyp- sessie
    • meduse- swimming
    • cnidocytes- stinging cells. cnidocil- trigger
    • tentacles,
    • nerve net
  7. hydrostatic skeeton
    cnidarians
  8. nematocysts
    cnidarians
  9. polyp
    cnidarians
  10. medusa
    • cnidarians
    • swimming
  11. cnidocytes
    • stinging cells
    • cnidarians
  12. cnidocil
    • trigger of stinging cells
    • cnidarians
  13. oligocheates
    • annelida
    • earthworms
  14. polychaetes-
    • annelida
    • marine worms
  15. nephridia
    • annelida
    • kidneys for excretion
  16. annelida
    • oligocheates
    • polychaetes
    • nephridia
  17. mollusca
    • radula
    • hemocoel- open circulatory system
    • trochophore
    • cephalopods
    • gastropods
    • bivalves
  18. radula
    mollusca
  19. hemocoel
    • open circulatory system
    • mollusca
  20. trochophore
    • mollusca
    • type of free-swimming planktonic marine larva with several bands of cilia.
  21. cephalopods
    mollusca
  22. gastropods
    mollusca
  23. bivalves
    mollusca
  24. arthorpods
    arachnids, myriapods (centipedes, millipedes) insects, crustaceans

    • open circulatory system
    • exoskeleton
    • largest
    • body divided into functional regions
    • complex sensory abilities
  25. arachnids
    • arthropods
    • spiders, scorpions, ticks and mites
  26. myriapods
    • arthropods
    • many footed
    • centepedes, millipedes
  27. insects
    • arthropods
    • largest group
    • 3 pairs of legs
    • specialized appendages/mouthparts
  28. crustaceans
    • arthropods
    • "shell bearing"
    • lobters, crabs, barnacles
  29. nematodes
    • hookworm
    • pinworm
    • intestingal roundworm- acscaris
    • whipworm
    • trichinella
  30. hookworm
    nematode
  31. pinworm
    nematode
  32. ascaris
    nematode
  33. trichinella
    nematode
  34. whipworm
    nematode
  35. echinodarmata
    • water vasculat system
    • sieve plate
    • tube feet
    • calcareous skeleton
  36. sieve plate
    • echinodermata
    • opening for water balance in water vascular syste,
Author
Siobhan
ID
122437
Card Set
structures
Description
structures
Updated