BIOL212 Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Structure | Function |
Spines | Calcareous projections for protection and support |
Pedicellariae | Pincerlike structures believed to kill small organisms that may settle on body surfaces, thus keeping the epidermis free of parasites and algae |
Dermal branchiae | Gas exchange and excretion through simple diffusion |
Mouth | External opening to cardiac stomach (through a short esophagus) |
Anus | Regulates egestion of undigested food (feces) from the body |
Madreporite | Porous entrance to the water vascular system that serves as both pressure regulator and simple filter |
Ambulacral grooves | Radiate from the mouth to the tip of each arm and house the tube feet |
Tube feet | Locomotion and prey capture |
Created by:
scandalouscanine
Popular Biology sets