Phylum Mollusca - Systems Review

Front

What type of circulatory system do most mollusks have?

Back

Most mollusks have open circulatory systems.

Front

What type of circulatory system do cephalopods possess?

Back

Cephalopods have closed circulatory systems.

Front

What is the fluid called that most mollusks use instead of blood?

Back

Hemolymph.

Front

Which class of mollusks has the simplest nervous system?

Back

Bivalvia.

Front

What is the primary function of a mollusk’s circulatory system?

Back

To transport oxygen and remove CO2.

Front

How do gastropods move?

Back

They use their foot to crawl slowly.

Front

What are the main classes of mollusks?

Back

The main classes include Gastropoda, Bivalvia, and Cephalopoda.

Front

What is the role of hemolymph in mollusks?

Back

Hemolymph transports nutrients, waste, and gases in mollusks.

Front

What adaptations do cephalopods have for their circulatory system?

Back

Cephalopods have a closed circulatory system that allows for more efficient oxygen transport.

Front

How does the nervous system of bivalves differ from that of cephalopods?

Back

Bivalves have a simpler nervous system compared to the more complex nervous system of cephalopods.