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Definition
Platyhelminthes
Turbellaria
Dugesia |
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Senses shadows and direct light
Locomotion |
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Chemoreceptors detect dissolved chemicals in the water
Feeding |
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Definition
| Eggs are combined with yolk before leaving body |
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| stores and transports sperm from testes to seminal vesicle |
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| Longitudinal nerve cords connected by transverse nerves |
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Definition
| Undigested food is eliminated through this Projected outward through ventral mouth to suck in food |
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Definition
| Contains the pharynx when not in use |
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Ventral side of body
Pharynx comes out of mouth |
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| Stores sperm from other Turbellarian from the genital pore to be mixed with yolked eggs |
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Contains penis
Ejects sperm from seminal vesicle |
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Definition
| Receives sperm from other turbellarian and moves it to the seminal receptacle |
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Definition
Anterior
Posterior
Extracellular digestion |
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Osmoregulation
Excretory system
Collects metabolic wastes from nearby tissues through diffusion and flame cells pushes it out of the body |
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