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WHICH STRUCTURE?
Review of earthworm
structures and functions
WHICH STRUCTURE?
Bristles on each segment that aid in movement.
WHICH STRUCTURE?
Bristles on each segment that aid in movement.
SETAE
WHICH STRUCTURE?
First body segment that hangs over the mouth.
WHICH STRUCTURE?
First body segment that hangs over the mouth.
PROSTOMIUM
WHICH STRUCTURE?
Grinds food to break it down for digestion.
WHICH STRUCTURE?
Grinds food to break it down for digestion.
GIZZARD
WHICH STRUCTURE?
Connects the pharnyx to the crop.
WHICH STRUCTURE?
Connects the pharnyx to the crop.
ESOPHAGUS
WHICH STRUCTURE?
Contract and function as hearts.
WHICH STRUCTURE?
Contract and function as hearts.
AORTIC ARCHES
WHICH STRUCTURE?
Removes liquid waste from the body cavity.
WHICH STRUCTURE?
Removes liquid waste from the body cavity.
NEPHRIDIA
WHICH STRUCTURE?
Used to swallow food.
WHICH STRUCTURE?
Used to swallow food.
PHARYNX
WHICH STRUCTURE?
Forms a cocoon for depositing eggs during reproduction.
WHICH STRUCTURE?
Forms a cocoon for depositing eggs during reproduction.
CLITELLUM
WHICH STRUCTURE?
Carries blood forward to the hearts.
WHICH STRUCTURE?
Carries blood forward to the hearts.
DORSAL BLOOD VESSEL
WHICH STRUCTURE?
Act as the worm’s brain.
WHICH STRUCTURE?
Act as the worm’s brain.
GANGLIA
WHICH STRUCTURE?
Store sperm.
WHICH STRUCTURE?
Store sperm.
SEMINAL VESICLES
WHICH STRUCTURE?
Where food enters the body.
WHICH STRUCTURE?
Where food enters the body.
MOUTH
WHICH STRUCTURE?
Carries blood back to the skin and intestines.
WHICH STRUCTURE?
Carries blood back to the skin and intestines.
VENTRAL BLOOD VESSEL
WHICH STRUCTURE?
Produces eggs.
WHICH STRUCTURE?
Produces eggs.
OVARIES
WHICH STRUCTURE?
Where solid waste exits the body.
WHICH STRUCTURE?
Where solid waste exits the body.
ANUS
WHICH STRUCTURE?
Nerve cells that connect ganglia to worm’s body.
WHICH STRUCTURE?
Nerve cells that connect ganglia to worm’s body.
VENTRAL NERVE CORD
WHICH STRUCTURE?
Receive sperm from another worm.
WHICH STRUCTURE?
Receive sperm from another worm.
SEMINAL RECEPTACLES
WHICH STRUCTURE?
Where digestion occurs.
WHICH STRUCTURE?
Where digestion occurs.
INTESTINE
WHICH STRUCTURE?
Stores food until it is digested.
WHICH STRUCTURE?
Stores food until it is digested.
CROP
