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68 Cards in this Set

  • Front
  • Back
animals without backbones
invertebrates
invertebrates with jointed appendages
arthropods
external skeleton
exoskeleton
substance chemically similar to cellulose or starch
chitin
characteristics of all arthropods
jointed legs, segmented body
five classes of arthropods
insects, crustaceans, arachnids, centipedes, millipedes
make up 70% of all species
insects
scientists who study insects
entomologists
body regions of all insects
head, thorax, abdomen
characteristics shared by insects
exoskeleton, 3 body regions, 3 pairs of jointed legs, 1 pair of antennae, compound and simple eyes, tracheae for breathing
process by which insects mature
metamorphosis
stages of incomplete metamorphosis
egg, nymph, adult
immature form of an insect that looks like the adult but lacks wings
nymph
stages of complete metamorphosis
egg, larva, pupa, adult
worm-like stage
larva
resting stage of insect life
pupa
place pupa rests
cocoon or chrysalis
eye composed of many independent lenses and retinas
compound eye
components of an insect's mouth
mouthparts
grasshopper's mouthparts
labrum, labium, mandibles, maxillae, palpus
fingerlike organ that may taste a grasshopper's food
palpus
three segments of grasshopper's thorax
prothorax, mesothorax, metathorax
segments of a grasshopper's leg
coxa, trochanter, femur, tibia, tarsus
segment of grasshopper's body containing many vital organs
abdomen
respiratory openings in a grasshopper's abdomen
spiracles
grasshopper's eardrum
tympanum
temporary storage for food eaten by a grasshopper
crop
glands that produce special digestive enzymes in a grasshopper
gastric ceca
container where female grasshopper stores sperm until ready to lay eggs
seminal receptacle
toothed insects (order and examples)
Odonata; dragonflies and damselflies
two-winged insects (order and examples)
Diptera; flies, gnats, mosquitos
membrane-winged insects (order and examples)
Hymenoptera; ants, bees, wasps
sheath-winged insects (order and examples)
coleoptera; beetles
straight-winged insects (order and examples)
Orthoptera; crickets, grasshoppers, locusts, mantids, roaches
same-winged insects (order and examples)
homoptera; cicada
scale-winged insects (order and examples)
lepidoptera; butterflies and moths
half-winged insects (order and examples)
Hemiptera; true bugs: bedbug, chinch bug, squash bug, stinkbug
insect with a half-wing design and piercing-sucking mouthparts
bug
order of insects responsible for dysentery, sleeping sickness, and typhoid fever
diptera (flies, gnats, mosquitos)
order of insects containing most common social insects
hymenoptera (ants, bees, wasps)
three kinds of bees in a honeybee colony
queen, drones, workers
egg-laying female bee
queen
male bee
drone
non-egg-laying female bee
worker
means of insect control
quarantine control, agricultural control, biological control, chemical control
chemicals used to kill harmful insects
insecticides, pesticides
spiders, ticks, mites, scorpions
Arachnida
two distinct body regions of spiders
head fused to thorax and abdomen
name for spider's thorax
cephalothorax
North American spiders whose bites are harmful to man
black widow, brown recluse spider, brown widow, red-legged widow, sac spider, varied widow
short appendages used by a spider to seize and kill or crush its prey
chelicerae
appendage attached to each side of a spider's mouth
pedipalp
pad of hairs on last segment of a spider's leg
scopula
kind of stomach a spider has
sucking stomach
components of a spider's respiratory system
trachaea, book lungs, spiracles
organs with which a spider spins silk
spinnerets
baby spiders
spiderlings
arachnids famous for their long, spindly legs
daddy longlegs
stinging arachnids
scorpions
differences between centipedes and millipedes
centipede: flattened not rounded body, long not short antennae, poisonous nor harmless, single not double pair of legs on each body segment
hard outer shell of a crayfish
carapace
forward extension of carapace that protects crayfish's head
rostrum
three sets of appendages that help a crayfish hold onto its food
maxillipeds
pair of appendages with pincers on crayfish
chelipeds
crayfish's abdominal appendages
swimmerets
crayfish's flipper
uropod
first section of crayfish's stomach, acts as gizzard
gastric mill
special excretory organs in front of crayfish's stomach
green glands