'Sea star anatomy' presentation slideshows

The Echinoderms (Means: spiny + skin + to bear)

762 views • 31 slides

Introduction to Echinoderms

Introduction to Echinoderms. 5 th Grade. What are basic characteristics of an Echinoderm? . Invertebrate ENDO skeleton (Internal skeleton) Water vascular system : a system of fluid filled tubes Radial symmetry Tube Feet. Echinoderms: .

523 views • 25 slides

Sea Star Anatomy

Sea Star Anatomy. External . Water enters water vascular system. (Arms). Central. Endoskeleton; ossicles. A depression which contains tube feet . Extensions of water vascular system; ampullae contracts for motion. Endoskeleton; ossicles. Internal Anatomy of Sea Star. Digestive gland.

573 views • 11 slides