Luther Prep Biology Chapter 24

Front 1

abdomen

Back 1

part of an arthropod's body that is behind the thorax

Front 2

appendage

Back 2

extension, such as antenna or arm, that is attached to the body

Front 3

arachnid

Back 3

terrestrial chelicerate, such as a spider

Front 4

arthropod

Back 4

invertebrate with an exoskeleton, jointed appendages, and a segmented body

Front 5

book lung

Back 5

respiratory organ that has several membranes that are arranged like the pages in a book

Front 6

carapace

Back 6

plate of exoskeleton that covers the head and thorax of a crustacean

Front 7

cephalothorax

Back 7

region of a crustacean body where the head and thorax meet

Front 8

chelicerate

Back 8

arthropod that lacks antennae and has four pairs of walking legs and a pair of fanlike mouthparts

Front 9

chitin

Back 9

tough, protective polysaccharide that makes up arthropod skeletons and the cell walls of some fungi

Front 10

complete metamorphosis

Back 10

process by which immature organisms change their body form before becoming an adult

Front 11

crustacean

Back 11

any of the aquatic arthropods, such as lobsters, crabs, and shrimps, that has a segmented body, an exoskeleton, and paired, jointed limbs

Front 12

exoskeleton

Back 12

hard outer structure, such as the shell of an insect or crustacean, that provides protection and support for the organisms

Front 13

incomplete metamorphosis

Back 13

process by which immature arthropods look similar to their adult form

Front 14

insecticide

Back 14

chemical that is used to kill insects

Front 15

mandible

Back 15

appendage that is used to crush and bite food

Front 16

pupa

Back 16

stage of metamorphosis in which the organisms reorganizes into a completely new body form

Front 17

spiracle

Back 17

hole on the body of an insect's exoskeleton through which air can be taken in or out

Front 18

trachea

Back 18

a system of thin branching tubes in the bodies of insects that allow for breathing

Front 19

vector

Back 19

organism, such as a mosquito or tick, that transfers pathogens from one host to another