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8 Cards in this Set
- Front
- Back
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exoskeleton
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external skeleton, tough external covering that protects and supports the body of many invertebrates
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chitin
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complex carbohydrate that makes up the cell walls of fungi; also found in the external skeletons of arthopods
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appendage
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structure,such as a leg or antenna, that extends from the body wall
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tracheal tube
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one of many branching, air-filled tubes that extend throughout the bodies of many terrestrial arthropods
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spiracle
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small opening located along the side of the body trhough which air enters and leaves the body of many terrestrials arthropods
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book lung
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organ that has layers of respiratory tissue stacked like the pages of a book; used by some terrestrial arthopods for the exchange of gases
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Malpighian tubule
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saclike organ in most terrestrial arthropods that extracts wastes from the blood, adding them to feces that move through the gut
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molting
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process in which an arthropod sheds its exockeleton and manufactures a larger on to take its place
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