WebFeb 16, 2024 · wat er - when abr aded, insects can desi ccat e. Ex ocuticle : Chitinous; rigid and dark ened by scler otiz ation (stiff en ing of the cuticle by cr oss-linking of pr otein chains). WebInsect bodies have openings, called spiracles, along the thorax and abdomen. These openings connect to the tubular network, allowing oxygen to pass into the body (Figure54) and regulating the diffusion of CO 2 and …
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WebJan 1, 2013 · Gas exchange in insects occurs primarily through an elaborate air-filled tubular respiratory system: the tracheal system. Tracheae are invaginations of cuticular cells that … WebLarge, active insects like grasshoppers, forcibly ventilate their tracheae. Contraction of muscles in the abdomen compresses the internal organs and forces air out of the … chipotle mexican grill buy the dip
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