Chapters 36-38 Flashcards

1
Q

Lobsters, crayfish, and shrimp are examples of what?

A

arthropods and crustaceans

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2
Q

Spiders, ticks, and scropions are classified as ___.

A

arachnids

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3
Q

The anterior body segment of a crustacean or spider is called the ___.

A

cephalothorax

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4
Q

The appendages on either side of a spider’s mouth with which it manipulates is food are the ___.

A

pedipalps

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5
Q

The respiratory organs found in most crustaceans are called ___.

A

gills

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6
Q

The short, fingerlike organs of a spider’s abdomen with which it spins silk are the ___.

A

spinnerets

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7
Q

The excretory organs of a crayfish are ___.

A

green glands

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8
Q

The subphylum of extinct arthropods is ___.

A

trilobita

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9
Q

Most aquatic arthropods are categorized into which subphylum?

A

crustacea

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10
Q

Spiders use which structure for respiration?

A

book lungs

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11
Q

A free-swimming crustacean larva is called ___.

A

nauplius

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12
Q

fused body segments that are usually specialized for a specific function are called ___.

A

tagmata

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13
Q

Terrestrial crustaceans that lack adaptions for water (e.g., pill bugs) are classed as ___.

A

isopods

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14
Q

The appendages with princers found on the crayfish are called ___.

A

chelipeds

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15
Q

The five ventral appendages found on a crayfish abdomen are called ___.

A

swimmerets

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16
Q

Name some crustaceans.

A

shrimp, barnacles, and water fleas

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17
Q

How many different types of spiders in the U.S. are poisonous to humans?

A

2

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18
Q

These dangerous arachnids cause Lyme disease and Rocky Mountain spotted fever.

A

ticks

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19
Q

The organs located on the abdomen of a grasshopper used for breathing are called ___.

A

spiracles

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20
Q

Insects are in teh subphylum

A

hexapoda

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21
Q

Which body segment of an insect has the legs and wings attached to it?

A

thorax

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22
Q

Honeybees that develop from unfertilized eggs are called what?

A

drones

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23
Q

A grasshopper’s exoskeleton is covered by a waxy cuticle secreted by the ___.

A

epidermis

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24
Q

Insect mouthparts that function as upper and lower cutting tools are the ___.

A

maxilla and mandibles

25
Q

Which characteristic does an insect not share with members of the subphylum Myriapoda?

A

one pair of antennae

26
Q

stinkbugs

A

hemiptera

27
Q

butterflies

A

lepidoptera

28
Q

cicadas

A

homoptera

29
Q

bees

A

hymenoptera

30
Q

termites

A

isoptera

31
Q

mosquitoes

A

diptera

32
Q

dragonflies

A

odonata

33
Q

grasshoppers

A

orthoptera

34
Q

ladybugs

A

coleoptera

35
Q

These insects most often live in large colonies.

A

hymenopterans

36
Q

The large oval membrane that covers the air-filled cavity on the sides of the abdominal cavity and conducts sound in a grasshopper is called what?

A

tympanum

37
Q

A type of passive insect defense whereby harmless insects mimic dangerous insects with specail warning coloration is called ___.

A

batesian mimicry

38
Q

The dances of the bees studied by Karl von Frisch explain how bees ___.

A

communicate the location of food

39
Q

A worker bee’s ovipositor is used for ___ purposes only.

A

reproduction

40
Q

Adult echinoderms develop from larvae that are ___.

A

bilaterally symmetrical

41
Q

Describe echinoderms

A

they are deuterostomes, they undergo indeterminate cleavage, they exhibit no cephalization

42
Q

Sea lilies and feather stars are part of the class of echinoderms known as ___.

A

crinoidea

43
Q

The class of echinoderms that includes sea urchins is the class ___.

A

echinoidea

44
Q

One characteristic that is found only in echinoderms is ___.

A

a water-vaascular system

45
Q

The surface that is opposite the mouth in a sea star is the ___.

A

aboral surface

46
Q

Animals in the sbuphyla Urochordata and Cephalochordata live ___.

A

only in the ocean

47
Q

The subphylum of echinoderms that includes sea cucumbers is the ___.

A

holothuroidea

48
Q

The tiny pincers surrounding the spines on many species of Asteroidea are called ___.

A

pedicellariae

49
Q

The digestive structure that can be extended externally to digest food in a sea star is the ___.

A

cardiac stomach

50
Q

The tube that connects the madreporite to the tube encircling the mouth is the ___.

A

stone canal

51
Q

Contraction of the muscles around the ___ causes the tube feet to fill and extend.

A

ampulla

52
Q

Most sea stars eat ___.

A

clams and mollusks

53
Q

Gas exchange occurs through ___ in a sea star.

A

diffusion

54
Q

The free-swimming larvae of a sea star are called ___.

A

bipinnaria

55
Q

Reproduction and fertilization in the subphylum Asteroidea occur ___.

A

externally

56
Q

Describe some features of a centiped

A

poisonous, one pair of legs per body segment, one pair of long jointed antennae, carnivores

57
Q

Describe some features of a millipede

A

class diplopoda, slow movers, round bodies, detritivores

58
Q

Describe some features centipedes and millipedes share.

A

live in dark moist places, phylum myriapoda