Parts of a Crayfish

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Vas Deferens

sperm duct

Swimmerets

small leg-like structures under the tail of the crayfish

Digestive Gland

near the stomach, it enters the intestine for further digestion and absorption

Abdominal ganglion

Clutch of nerves around the abdominal area.

Rostrum

crayfish's helmet

Cardiac stomach

the enlarged foregut of some crustaceans, echinoderms, and other animals

Ventral nerve cord

Carries message to\/ from body to\/ from ganglia

Telson

Center of the tail.

Antennule

a small antenna or similar organ

Excretory pore

the pore that excrets fluids

mouth

opening where food is consumed.

ostia

openings in heart

antennae

feelers on an arthropod's head that respond to touch, taste, or smell

brain

located behind eye

Esophagus

"food tube"

heart

an area that is approximately central within some larger region

intestine

the part of the alimentary canal between the stomach and the anus

dorsal abdominal artery

central artery coming from the heart.

uropod

the appendage on a crayfish that aids in swimming

Green gland

one of a pair of glands (believed to have excretory functions) in some crustaceans near the base of the large antennae

anus

opening through which wastes leave the digestive tract

1st pair of swimmerets

determines the sex of the crayfish

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