Earthworm Dissection Rules & Terms

Created by taragray 

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aortic arches

The heart like pumping organs of earthworms.

ganglia

The brain of the worm.

Nerve cord

The cord that connects the brain to the body.

ventral

The stomach side of the worm (lighter coloration)

dorsal

The back side of the worm (darker coloration)

setae

Tiny hairs that worms use to help move.

clitellum

The smooth band on the outside surface of the worm.

Ovary

Produces female sex cells, or eggs.

Testes

Produces male sex cells, or sperm.

septa

Individual chambers of a worm's body

anterior

The front or head end of an animal.

posterior

The back or rear end of an animal.

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