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comparative anatomy > Classification of vertebrates > Flashcards

Classification of vertebrates Flashcards

1
Q

Linnean vs Cladistic classification system

A

linnean is the base for modern classification and is based on similar features. Cladistic is based on shared traits

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2
Q

Class amphibians include

A

Frogs, salamanders and caecilians

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3
Q

amphibians have _____ slits lost during metamorphosis

A

gill

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4
Q

amphibians have ____ skin that is sensitive to desiccation

A

thin

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5
Q

amphibians have _____ glands

A

mucus

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6
Q

amphibians have _____ glands that deter predators

A

poison ( granular)

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7
Q

amphibians are

A

ectothermic

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8
Q

amphibians have eggs that

A

lack shells and amnionic membranes

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9
Q

amphibians eggs are deposited

A

in water or moist environments

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10
Q

frogs have _____ fertilization

A

external

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11
Q

salamanders and caecilians have ____ fertilization

A

internal

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12
Q

amphibians typically have

A

four legs

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13
Q

amphibians have no ____

A

scales

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14
Q

amphibians have _______ chambered hearts

A

three

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15
Q

Frogs loose _____ during metamorphosis

A

tail

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16
Q

frogs have ______ respiration

A

cutaneous

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17
Q

frogs have no

A

diaphragm

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18
Q

salamanders retail their

A

tails

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19
Q

salamanders may retain

A

gills and have lungs regenerate

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20
Q

extraembryonic membranes

A

enclose embryos

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21
Q

amniotes have ____ or _____ shells

A

calcareous ; leathery

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22
Q

sauropsids

A

amniotes that are birds or reptiles

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23
Q

synapsida

A

amniotes that are mammals

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24
Q

reptiles have ______ skeleton

A

ossified

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25
Q

reptiles have ______ scales

A

epidermal

26
Q

many reptiles are

A

polyphydonts

27
Q

reptiles have a true _______ cortex

A

cerebral

28
Q

reptiles have ___ middle auditory ossicles

A

1

29
Q

repitles have _____ girdles

A

pelvic (snake is an exception)

30
Q

reptiles have a minimum __ chambered heart

A

3

31
Q

reptile eggs can survive on

A

land

32
Q

reptiles have 4 extraembryonic chambers

A

Amnion, chorion, allantois, and yolk sac

33
Q

turtles have

A

carapace and plastron

34
Q

lizards have teeth but no

A

fangs

35
Q

snakes have teeth and sometimes

A

fangs

36
Q

birds have 6 types of feathers

A

flight feathers, contour feathers, down feathers, semiplumes, filoplumes, and bristle feathers

37
Q

aves are

A

endothermic

38
Q

aves have _____ eggs

A

amnionic

39
Q

aves eggs are

A

calcareous shells

40
Q

aves have a ____ chambered heart

A

four

41
Q

aves have no

A

teeth

42
Q

many aves have

A

crop storage, proventriculus, and a gizzard

43
Q

aves have a

A

cloaca

44
Q

The cloaca is a opening used for

A

digestive, urinary, and reproduction systems

45
Q

monotremes have ______, they _____ and are ______

A

hair, lactate and are endothermic

46
Q

monotremes lack _____, ______, and _____

A

nipples, external ears, and a placenta

47
Q

monotremes have

A

shelled eggs

48
Q

like aves monotremes have a

A

cloaca

49
Q

marsupials have a

A

abdominal pouch and rarely have a placenta

50
Q

Eutherians have

A

placentas, hair, sweat gland, sebaceous glands, scent glands, mammary glands, muscular diaphragm

51
Q

monotreme examples

A

platypus, spiny anteaters

52
Q

Marsupialia examples

A

koala, kangaroo

53
Q

Proboscidea examples

A

elephants

54
Q

primate examples

A

monkeys

55
Q

rodentia examples

A

rats mice capybara

56
Q

lagomorpha examples

A

rabbits

57
Q

Chiroptera examples

A

bats

58
Q

carnivora examples

A

cats, dogs, racoons, weasels, and more

59
Q

Ungulates have three sub orders

A

perissodactyla (odd toes) , artiodactyla (even toes), and catacea (fish like)

60
Q

Perissodactyla examples

A

rhinos, horses etc

61
Q

Artiodactyla examples

A

pigs, deer etc.

62
Q

cetacea examples

A

whales and dolphins

comparative anatomy (17 decks)

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