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LBBBIO3 > Taxonomic Group of Selected Animals Part B > Flashcards

Taxonomic Group of Selected Animals Part B Flashcards

1
Q

Type of gaits

A

plantigrade – man
unguligrade – horses
digitigrade – cat

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2
Q

all hardened portions of the animal

A

Skeleton

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3
Q

skeleton that is external, lifeless secretion (no cells)

A

Invertebrates

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4
Q

skeleton that is invariably cellular

A

Vertebrates

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5
Q

skeleton derived from skin; protective covering

A

Exoskeleton

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6
Q

skeleton derived from mesoderm; support, framework, and muscle attachmen

A

Endoskeleton

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7
Q

parts of the epidermis

A

stratified epithelium, cutaneous glands present

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8
Q

parts of the Dermis

A

fibrous connective tissue of loose irregular or of dense parallel fibers.

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9
Q

The Skin of Aquatic Vertebrates

A

Epidermis – thin with mucous gland cells
Dermis – loose and compact layers

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10
Q

layers of the skin

A

corneum
lucidum
granulosum
spinosum
basale

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11
Q

amniote skin

A

Stratum corneum
Reptiles – molts
Birds – thin and delicate
Reptiles and birds – cutaneous glands
Mammals – thick skin

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12
Q

cutaneous glands in mammals

A

sebaceous sweat
mammary or milk glands
The amniote skin

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13
Q

pigments as diffuse substance or granules (epidermal) chromatophores (dermal)

A

Color

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14
Q

three types of granules (epidermal) chromatophores (dermal)

A

melanophores
xanthophores or lipophores
guanophores or iridocytes

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15
Q

hardening of the epidermis or dermis or
both

A

Exoskeleton derived from skin

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16
Q

exoskeleton derived from epidermis; produced by stratum germinativum; specialized portions of the stratum corneum

A

Exoskeleton derived Epidermal

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17
Q

from dermis; consists of bone or related structure; produced by dermatome (mesoderm)

A

Exoskeleton derived Dermal

18
Q

The age and hence the growth rate of fishes can be determined by studying the
_______ of the scales

A

concentric ridges

19
Q

The Dermal Fin Rays
Dermal origin; supporting the fins

A

a. Ceratotrichia
b. Actinotrichia
c. Lepidotrichia
d. Camptotrichia

20
Q

are keratinized rods that radiate out like vanes in a fan to internally support the fins of chondrichthyan fishes, are slender keratinized rods.

A

Ceratotrichia

21
Q

in bony fishes are usually an ossified or chondrified series of tiny elements that strengthen this web

A

Fin rays, or lepidotrichia

22
Q

In some bony fishes, the tip of the fin may be further stiffened by additional keratinized rods

A

actinotrichia

23
Q

dorsal scutes

A

Epidermal scutes

24
Q

ventral plates

A

Dermal plates

25
Q

Epidermal scutes

A

neural scutes
costal scutes
marginal scutes
nuchal scutes
pygal scutes

26
Q

Dermal plates

A

nuchal plate
vertebral or neural plates
postneural or precaudal plates
pygal plate
costal plates
marginal plates

27
Q

Exoskeleton of turtles

A

Carapace

28
Q

Exoskeleton of turtles

A

Plastron

29
Q

dermal plates
(ventral)

A

gular
humeral
pectoral
abdominal
femoral
anal

30
Q

Dermal plates
(dorsal)

A

epiplastra
entoplastron – single, median
hyoplastra
hypoplastra
xiphiplastra

31
Q

Exoskeleton of Birds

A

feathers

32
Q

Kinds of Bird Feathers

A

Down feather
Contour feather Filoplume
Filoplume

33
Q

Short stem or quill
circle of soft rays or barbs
barbules

A

down feather

34
Q

central axis or quill
weblike vane
–outer vane and inner vane
shaft or rachis
calamus
inferior umbilicus
superior umbilicus
umbilical groove
barbs
barbules

A

contour feather

35
Q

Main axis or shaft
Few terminal barbs

A

filoplume

36
Q

Feather tracts also known as

A

pterylae

37
Q

featherless areas

A

apterylae

38
Q

may cover the body (scaly anteaters) or only in the tail and legs in mammals

A

horny scales

39
Q

only living mammals with armor of epidermal scutes and dermal plates

A

armadillos

40
Q

Exoskeleton of Mammals

A

True horns
Antlers
Hair horns
Short horns of giraffe

LBBBIO3 (11 decks)

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