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Starfish Dissection
BIO 110, USC Dissection Test- Starfish Part
| Question | Answer |
|---|---|
| Spines | Thick bumps on outside of starfish |
| Tube Feet | Located at end of arms |
| Oral Surface | Side of starfish with the mouth |
| Aboral Surface | Side without mouth |
| Madreporite | Small circular plate on aboral surface |
| Ambulacral Groove | Groove on arms of starfish on the oral side |
| Stone Canal | Offshooting canals on inside of starfish from ring canal |
| Ring Canal | Central ring on interior of starfish |
| Gonads | Right outside ridge on interior of arms |
| Pyloric Seca | Inside of pulled off "skin"; feathery |
| Purpose of gonads | Reproduction |
| Purpose of pyloric seca | Digestion |