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Bio Ch 7 Hockett

HS Bio SImple Animals

QuestionAnswer
Anus An opening through which undigested food leaves the body.
Cyst a young worm with a protective covering
Flatworm The simplest worms, they have flattened bodies.
Hookworm A roundworm that is a parasite of humans.
Invertebrate Animals without backbones.
Mantle A thin, fleshy tissue that covers a soft-bodied animal.
Planarian A common freshwater flatworm that is not a parasite.
Pore A small opening in a sponge through which water enters.
Roundworm Worms that have long bodies with pointed ends.
Segmented worm Worms with bodies divided into sections called segments.
Soft-Bodied Animals Animals with a soft body that is usually protected by a hard shell.
Sponge Simple invertebrates that have pores.
Stinging-cell Animal Animals with stinging cells and hollow, stock-shaped bodies that lack organs.
Symmetry The balanced arrangement of body parts around a center point or along a centerline.
Tapeworm A kind of flatworm that has a flattened ribbon-like body divided into sections.
Tentacle Arm-like parts of stinging-cell animals.
Vertebrate Animals with backbones.
Created by: hockettd