Flatworms, Mollusks, and Annelids Vocabulary

Flashcards focused on key vocabulary from the lecture notes covering the anatomy and characteristics of flatworms, mollusks, and annelids.

Complete Digestive Tract

A digestive system with two openings: a mouth and an anus.

Radula

A filelike feeding organ used by mollusks to scrape food.

Hemocoel

A space between cells within the tissues of an animal, functioning in circulation.

Segmentation

The division of an organism's body into repeated sections, each with its own structures.

Coelom

A fluid-filled body cavity completely surrounded by muscle.