AP Biology Chapter 33

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Author:
Flanagan
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239608
Filename:
AP Biology Chapter 33
Updated:
2013-10-08 22:32:22
Tags:
Bio AP Vertebrates Invertebrates
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  1. Spongocoel
    Central Cavity of the Sponge
  2. Chaonocytes
    Collar cells that line the spongocoel and create water flow through the sponge.
  3. Osculum
    Large opening of the sponge
  4. Mesohyl
    Gelatinous region that separates the two cell layers of the sponge body.
  5. Amoebocytes
    Structures that gather food from the water in the sponge, digest, and bring nutrients to other cells.
  6. Cnidocytes
    Structures on tentacles that help a Cnidarian defend itself or capture prey.
  7. Nematocysts
    Organelles that sting prey.
  8. Scolex
    The head of the flatworm.
  9. Proglottids
    Segment that contains eggs of the tapeworm.
  10. Muscular Foot
    Method of Locomotion for Molluscs. Muscle used for movement.
  11. Trophi
    Jaws in the pharynx of a Rotifera to capture and breakdown food.
  12. Visceral Mass
    Mass where majority of organs are kept in the Molluscs.
  13. Mantle
    Part of the Mollusc that secretes the shell and protects the visceral mass.
  14. Radula
    Strap like rasping organ to scrap up food. Used for feeding.
  15. Hermaphrodites
    Organisms that possess both male and female sex organs.
  16. Clitellum
    Organ that secretes a mucous cocoon when an earthworm receives a sperm.
  17. Parapodia
    Feet like appendages used for locomotion in an earthworm.
  18. Segmentation
    Series of semi-repetitive segments.
  19. Water Vascular System
    Network of hydraulic canals branching into extentions in order to aid in locomotion, feeding and exchanges of gases.

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