the middle body region consisting of three fused main segments to which in many in many arthropods the legs and wings are attached

which also contains fused segments and is at the posterior end of the arthropods bears additional legs and contain digestive structures and the reporductive organs.

crayfish have the thorax region fused with the head into a single structure.

are structures such as legs and antennae that grow and extend from an animals body.

this process of shedding thee exoskeleton

the mouthparts of most arthropods include a pair of appendages.

mosty terrestrial arthropods have a system of branching tubes.

saclike pockets with highly folded walls for respiration

you also can see how both trachae and book lungs open to the outside of the body of the arthropods in opings.

cellular wastes are removed for the blood.

chemicals secreted by many animal species that influence the behavior of other animals o the same species.

the first pair of legs has large claws adapted to catch and crush food.

are the short legs behind the walking legs.

an arachnids most anterior pair of appendages is modified into mouthparts.

in arachnids the second pair of appendages.

silk is made from fluid protein secreted by glands and spun into silk by structures

a series fo major changes from a larval form to an adult form

is a nonfeeding stage of metamorphosis in which the animal changes fomr the larval form into the adult form

insects that undergo inomplete metamorphsis.

is a group of individuals within a society that perform specific tasks.

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ch. 26

vocab

Question	Answer
thorax	the middle body region consisting of three fused main segments to which in many in many arthropods the legs and wings are attached
abdomen	which also contains fused segments and is at the posterior end of the arthropods bears additional legs and contain digestive structures and the reporductive organs.
cephalothorax	crayfish have the thorax region fused with the head into a single structure.
appendage	are structures such as legs and antennae that grow and extend from an animals body.
molting	this process of shedding thee exoskeleton
mandible	the mouthparts of most arthropods include a pair of appendages.
tracheal tube	mosty terrestrial arthropods have a system of branching tubes.
book lung	saclike pockets with highly folded walls for respiration
spiracle	you also can see how both trachae and book lungs open to the outside of the body of the arthropods in opings.
malpighian tubule	cellular wastes are removed for the blood.
pheromone	chemicals secreted by many animal species that influence the behavior of other animals o the same species.
cheliped	the first pair of legs has large claws adapted to catch and crush food.
swimmeret	are the short legs behind the walking legs.
chelicera	an arachnids most anterior pair of appendages is modified into mouthparts.
pedipalp	in arachnids the second pair of appendages.
spinneret	silk is made from fluid protein secreted by glands and spun into silk by structures
metamorphosis	a series fo major changes from a larval form to an adult form
pupa	is a nonfeeding stage of metamorphosis in which the animal changes fomr the larval form into the adult form
nymph	insects that undergo inomplete metamorphsis.
castle	is a group of individuals within a society that perform specific tasks.

Created by: joelsawyer

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