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20 Cards in this Set
- Front
- Back
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Arthropods
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Segmented bodies, jointed appendages, exoskeleton
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Thorax
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mid body section
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Exoskeleton
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External Skeleton
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Chitin
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polysaccharides found in exoskeleton, provide strength
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Molting
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shedding of exoskeleton
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Ganglia
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Cluster of nerse cells
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Spiracle
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holes in thorax connected to trachea for breathing
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crustacean
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crayfish, crabs, shrimp
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arachnids
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spiders, scorpions, mites, and ticks
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insect
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beetles, butterflies, and grasshoppers
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Cephalothorax
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Fused head and thorax
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Chelicera
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mouthparts used to poison prey
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Pedipalp
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mouthparts adapted for holding prey
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Malpighian tubules
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excretory structure found in arachnids
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Book lungs
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respiratory structures found in spiders
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Spinnerets
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spin silk
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Pupa
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cocoon stage in complete metamorphosis
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Carapaca
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outer covering of crustaceans
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Mandible
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jaws
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Jointed appendages
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appendages with joints
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