Worms Flashcard

Front

What type of symmetry do flatworms exhibit?

Back

Bilateral symmetry.

Front

What unique feature do annelids have that flatworms and roundworms do not?

Back

A circulatory system.

Front

What does a roundworm lack compared to other worm types?

Back

A circulatory system.

Front

What can planarian flatworms do after being decapitated?

Back

They can regrow their heads and retain memories.

Front

Which class of flatworms is non-parasitic and can move freely?

Back

Planarians.

Front

Define bilateral symmetry.

Back

A body plan in which the left and right sides are mirror images of each other.

Front

What is a pseudocoelom?

Back

A fluid-filled body cavity that is not completely lined by mesoderm.

Front

What is the primary function of a circulatory system in annelids?

Back

To transport nutrients, gases, and waste products throughout the body.

Front

What are the three main classes of flatworms?

Back

Planarians, Flukes, and Tapeworms.

Front

What is the significance of regeneration in planarian flatworms?

Back

It demonstrates their ability to regrow lost body parts and retain memories.