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8 Cards in this Set
- Front
- Back
A membrane that surrounds the internal organs of the mollusk.
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Mantle
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Located within the mouth of a mollusk, is a tonguelike organ with rows of teeth. Is used to drill, scrape, grate, or cut food.
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Radula
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The blood moves through vessels and into open spaces around the body organs. This adaptation exposes body organs directly to blood that contains nutrients and oxygen and removes metabolic wastes.
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Open circulatory system
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Blood moves through the body enclosed entirely in a series of blood vessels. Provides an efficient means of gas exchange within the body.
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Closed circulatory system
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Organs that remove metabolic wastes from an animal's body.
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Nephridia
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Specialized parts of the mantle that consist of a system of filamentous projections that contain a rich supply of blood for the transport of gases.
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Gills
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colorful sea slugs
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nudibranchs
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three mollusk classes
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gastropoda, bivalvia, and cephalopoda
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