Parts of a Starfish

Question 1

madreporite

Answer 1

• it is on the outside of the starfish

- it is a strainer, it filters the starfish

Question 2

stone canal

Answer 2

• it is part of the water vascular system, it moves food and nutrients

Question 3

ring canal

Answer 3

• it is shaped like a ring, it pulls whatever is filtered by the madreporite, and sends it out of the starfish

Question 4

ampullae

Answer 4

• it gives the starfish motion

Question 5

radial canal

Answer 5

• they are skinny tubes that transport nutrients or waste

Question 6

gills

Answer 6

• they have gills so they can live and breathe in the water

Question 7

spine

Answer 7

• they are on the outside of a starfish

Question 8

pyloric stomach

Answer 8

• it is in the center of a starfish, they use it to get their food

Question 9

cardiac stomach

Answer 9

• it is on the outside of a starfish, they use it to get their food

Question 10

ocellus

Answer 10

• it is an eye spot, they have one on each of their rays