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Biology - Ch 26

vocab

TermDefinition
Thorax middle body region
abdomen posterior end of the body
cephalothorax head and thorax body parts fused together
appendage structure that grows and extends from the body of an organism
molting process of shedding an exoskeleton
mandible appendage in arthropod that are modified for biting and chewing
tracheal tubes branching network of tubes found in terrestrial arthropods that deliver oxygen thru out the body
book lung saclike structures that contain highly folded membranes that exchange gases in some arthropods
spiracle opening in arthropod exoskeleton that allows air into the tracheal tubes or book lungs
Malpighian tubes abdominal structures in terrestrial arthropod excretory system that gather wastes and conserve water loss
pheromone chemical secreted by one animal that influences the behavior of another animals
cheliped first pair of crustacean legs that are modified into large claws for capturing and crush food
swimmeret appendages in crustaceans that are used as flippers and for reproduction
pedipalp 2nd pair of arachnid appendages that are modified to sense and hold prey
chelicera most anterior arachnid appendage that are modified into mouthparts
spinnerett appendage on arachnid abdomen that spin silk from the protein made by a special gland
metamorphosis series of major changes from the larval form of an organism to an adult form
pupa non-feeding stage of an organism during metamorphosis
nymph immature insect form that looks like an adult without wings
caste groups of individuals in a society that perform a specific function
Created by: abolvin
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