Echinoderm

What is the top side of starfish called?

• ventral

• dorsal

• aboral

• oral

Where is the anus located on a starfish?

• aboral side

• ventral side

• dorsal side

• lateral side

This can be found on the oral side of starfish extending from the mouth to the end of each arm and contains the tube feet.

• Apulia

• madreporite

• ring canal

• Ambulacral groove

What is Aristotle Lantern?

• Mouth apparatus in all echinoderms

• Mouth apparatus in sea urchins

• part of the water vascular system in starfish

• part of the water vascular system in sea urchins

This runs from the madreporite to the ring canal.

• stone canal

• Ambulacral Groove

• podia

• Pyloric stomach

What class of echinoderms contain the "classic" sea stars?

• Ophiuroidea

• Asteroidea

• Crinoidea

• Holothuroidea

These are the calcified plates that make up the echinoderm endoskeleton

• Spicules

• Ossicles

• podia

• mantle

in echinoderms, a network of water-filled canals that function in movement, food gathering, and as a basic circulatory system

• ampulla

• stone canal

• water vascular system

• pyloric stomach

Jellyfish and coral belong to the phyla

• Porifera

• Mollusca

• Cnidaria

• echinoderms

class of echinoderms that contains sea lilies and feather stars

• Holothuroidea

• Asteroidea

• Crinoidea

• Ophiuroidea