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13.1 Mollusks brettv

What is the mantle? a thin layer of tissue that covers the body organs
What is the visceral mass? it is the area in a mollusk that contains most of its organs
What is a gill? gills are located in the mantle cavity and let out carbon dioxide and exchange it with oxygen
Describe an open circulatory system the heart moves the blood into the open spaces around the body organs. The blood which contains nutrients and oxygen, completely surrounds and nourishes the body organs
Give 3 examples of gastropods snails, conchs, and abalones
Describe the radula it is a tonguelike organ that has a row of teeth to obtain food
What can you compare a radula to? a nail file
What type of circulatory system do gastropods have? an open circulatory system
Give an example of a bivalve clams
What are bivalves? very strong muscles on mollusks
Created by: bvazquez