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ZOOLOGY > Reptiles > Flashcards

Reptiles Flashcards

1
Q

first group of animals that is ______________________

A

entirely adapted to life on land

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2
Q

more __________ than amphibians

A

widespread

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3
Q

major evolutionary advancement of the reptiles

A

development of the amniotic egg

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4
Q

amniotic egg is developed through

A

internal fertilization

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5
Q

what are the membranes the embryo of amniotic egg is surrounded by?

A

amnion, allantois, chorion and yolk sac

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6
Q

amniotic egg is covered with _______________

A

mineralized shell

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7
Q

Amnion function

A

protects embryo in amniotic cavity

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8
Q

Allantois function

A

disposal of wastes

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9
Q

Chorion

A

with allantois for gas exchange

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10
Q

___________ was used to refer to the members of the Classes Reptilia, Aves, and Mammalia

A

amniotes

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11
Q

Representatives of Order Chelonia

A

turtles and tortoises

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12
Q

Representatives of Order Crocodilia

A

crocodiles, alligators

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13
Q

Representatives of Order Squamata

A

snakes and lizards

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14
Q

Representatives of Order Rhynchocephalia

A

tuataras

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15
Q

Reptiles are __________ (AKA _______ blooded) because ___________

A

Ectothermic

Cold blooded

Their bodies cannot regulate temperatures internally, so their temperature is not constant and varies according to their environment

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16
Q

skin with _______ of __________ made from __________ that helps in preventing ___________ and _______________

A

scales

epidermal origin

keratin

water loss

slows down dehydration rates

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17
Q

___________ resistant skin

A

Desiccation

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18
Q

presence of ________ on ends of digits

A

claws

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19
Q

Developed long ______ with the presence of _____________

A

neck

cervical vertebrae

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20
Q

_______________ articulate with 2 sacral vertebrae

A

Pelvic girdle

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21
Q

Paired limbs usually with ___ toes

A

5

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22
Q

internal fertilization made possible by a __________

A

copulatory organ

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23
Q

Reptiles mode of reproduction

A

oviparous, viviparous and ovoviviparous

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24
Q

Reptiles lack __________

A

larval stage

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25
Q

most have ____________heart except for ___________ with a functional ____________heart

A

3-chambered

crocodilians

4-chambered

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26
Q

Respiratory organ

A

lungs

absence of gills, and inability to breathe thru the skin

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27
Q

__________ breathing which employs ______________ mechanism

A

Thoracic breathing

negative pressure mechanism

28
Q

classified: presence or absence of temporal openings

Synapsid type = ____________

A

mammal-like reptiles

29
Q

classified: presence or absence of temporal openings

___________ = stem reptiles & turtles

A

Anapsid type

30
Q

classified: presence or absence of temporal openings

Diapsid type = _____________

A

rhynchocephalians, lizards, & snakes

31
Q

classified: presence or absence of temporal openings

______________ = extinct plesiosaurs

A
32
Q

____________________ are large holes in the side of the skull. and its function is to ___________

A

Temporal fenestra

allow muscles to expand and lengthen

33
Q

greater bulk of muscles results in a ______________

A

stronger jaw musculature

34
Q

___________________ allow an increase in the gape

A

longer muscle fibers

35
Q

Type of skull that Order Cotylosauria and Order Chelonia have?

A

Anapsida

36
Q

Anapsida is identified by _____________ to which ______________ are fused

A

bony dermal plates

ribs and trunk vertebrae

37
Q

Type of skull that Order Rhynchocephalia and Order Squamata

A

Lepidosauria

38
Q

Anapsida:
1. __________
2. __________

A

Absence of temporal arch
No temporal opening

39
Q

Lepidosauria are with _____________ and _______________

A

2 temporal fossae

powerful jaw suspension

40
Q

Archosauria are with ____________ and lineage to give rise to the __________

A

2 temporal arches

birds

41
Q

Type of skull order crocodilian have

A

Archosauria

42
Q

Type of skull Plesiosaur have

A

Euryapsida

43
Q

Euryapsida are with _________________

modification of the _____________

A

single dorsal temporal fossae

diapsid

44
Q

order of Cuora amboinensis

A

Order Chelonia

45
Q

order of most recent reptiles

A

Order Squamata

46
Q

Suborder Lacertilia have ___________ of p_________

A

2 pairs of pentadactyl limbs

47
Q

Hemiphylodactylus sp

A

Expanded digits for climbing walls and trees

48
Q

Gecko gecko (tree lizard)

A

Eyes are large, pupils vertical, eyelids are lost

Adhesive toe pads

Loud vocalization

49
Q

Varanus sp. (Giant or monitor lizard)

A

tail longer than head and body

Closes relative are Komodo dragon

50
Q

Draco ornatus (flying lizard)
_________________ of the trunk used for gliding from one tree to another

A

Lateral folds of the trunk used for gliding from one tree to another

50
Q

Draco ornatus (flying lizard)
_________________ of the trunk used for gliding from one tree to another

A

Lateral folds

50
Q

Draco ornatus (flying lizard)
_________________ of the trunk used for gliding from one tree to another

A

Lateral folds of the trunk used for gliding from one tree to another

51
Q

in Suborder Ophidia, limbs are?

A

Absent

52
Q

in Suborder Ophidia, how are their eyes?

A

Eyelids are immovably fused

Eyes are covered by transparent scales

53
Q

Some of Suborder Ophidia have __________connected to poison sacs

A

fangs

54
Q

what order is the giants of the living reptiles

A

Order Crocodila

55
Q

Order Crocodila are modified descendants of _________

A

bipedal archosaurs

55
Q

Order Crocodila are modified descendants of _________

A

bipedal archosaurs

56
Q

Snout of Crocodylus sp. (crocodiles)

A

narrow and pointed

57
Q

4th teeth of the lower jaw of Crocodylus sp. (crocodiles) is ______?

A

EXPOSED

58
Q

Snout of Alligator sp. (alligator)

A

broad and blunt

59
Q

4th teeth of the lower jaw of Crocodylus sp. (crocodiles)?

A

FITS

60
Q

are Crocodylus sp. (crocodiles) passive or aggressive?

A

Aggressive

61
Q

are Alligator sp. (alligator) passive or aggressive?

A

Passive

62
Q

Epidermal thickenings are the

A

scales or scutes

63
Q

Dermal thickenings are

A

plates

ZOOLOGY (4 decks)

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