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Cards In This Set
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invertebrates with an exoskeleton and jointed appendages
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Arthropod
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fused head and thorax region of some arthropods
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Cephalothorax
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cavity in cnidarians where digestion occurs
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Gastrovascular cavity
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outer protective covering of mollusks; in shelled mollusks this secretes the shell
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Mantle
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shedding of the old exoskeleton
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Molting
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describes organisms that don’t move from place to place
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Sessile organism
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allow echinoderms to hold tightly to a surface
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Tube feet/suction cups
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Examples of cnidarians
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jellyfish, hydra, coral
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Examples of mollusks
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Bivalves, gastropods, cephalopods
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Bivalve
give examples
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Two shells
clams, oyster, scallop
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Gastropod
give examples
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Stomach-footed
snail, slug
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Cephalopods
give examples
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Head-footed
squid, octopus
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Examples of flatworms
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Planarians, flukes
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Examples of round worms
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Heartworms, pinworms, ascaris
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Examples of segmented worms
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Earth worms, leeches
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