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Bio. Chptr. 28 Vocab

Biology Chapter 28 Vocabulary

QuestionAnswer
external skeleton’s tough external covering that protects and supports the body of many invertebrates exoskeleton
the complex carbohydrate that makes up the cell walls of fungi also found in the external skeletons of arthropods chitin
a structure, such as a leg or antenna, that extends from the body wall appendage
one of many branching, air-filled tubes that extend throughout the bodies of many terrestrial arthropods tracheal tube
small opening located along the side of the body through which air enters and leaves the body of many terrestrial arthropods spiracle
organ that has layers of respiratory tissue staked like the pages of a book; used by some terrestrial arthropods for the exchange of gases book lung
saclike organ in most terrestrial arthropods that extracts wastes from the blood, adding them to feces that move through the gut Malphigian tubule
process in which an arthropod sheds its exoskeleton and manufactures a larger one to take its place molting
the region of a crustacean formed by the fusion of the head with the thorax caphalothorax
thorax
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