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Anatomy > 6 - Integument > Flashcards

6 - Integument Flashcards

1
Q

integument is the what of the body

A

outer covering

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2
Q

integument 5 components

A

skin
glands
hair
footpads
claws

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3
Q

what is the mucocutaneous junction

A

natural opening where skin blends with mucous membrane

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4
Q

mucocutaneous junction examples (3)

A

mouth
nose
anus

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5
Q

main functions of integument (7)

A

protection
sensory
secretion
production
storage
thermoregulation
communication

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6
Q

why do dogs and cats sweat and where from mainly

A

not for thermoregulation - mainly sweat from paws for scent marking

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7
Q

how do dogs and cats thermoregulate

A

vasoconstriction and vasodilation

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8
Q

3 layers of skin from top to bottom

A

epidermis
dermis
subcutis

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9
Q

epidermis tissue type

A

epithelium tissue (stratified squamous)

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10
Q

what makes epidermis hard

A

keratin

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11
Q

main function of the epidermis

A

coping with trauma from environment

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12
Q

dermis tissue type

A

irregular dense connective tissue

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13
Q

what keeps dermis strong and flexible

A

lots of collagen

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14
Q

what 3 things can be found in the dermis

A

hair follicles, sweat and sebaceous glands

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15
Q

subcutis tissue type

A

loose connective - areolar

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16
Q

burns - first degree affects which layer

A

epidermis

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17
Q

burns - second degree affects which layer

A

epidermis and dermis

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18
Q

burns - third degree affects which layer

A

epidermis, dermis and subcutis

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19
Q

burns - first degree clinical signs

A

pain, redness and swelling

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20
Q

burns - second degree clinical signs

A

pain, redness, swelling and blistering

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21
Q

burns - third degree clinical signs

A

blackened skin
may be a loss of pain due to nerve endings damage

22
Q

sebaceous glands function

A

secrete sebum

23
Q

what is sebum

A

oily substance that coats hair and skin with thin layer

24
Q

sebaceous glands duct opens…

A

into hair follicle

25
Q

modified sebaceous glands function

A

produce scents for communication

26
Q

modified sebaceous glands types (6)

A

tail glands
anal glands
facial glands
paws
ceruminous glands
meibomian glands

27
Q

what is stud tail

A

when unneutered elderly dogs get overly oily and scabby on dorsal surface of tail

28
Q

what is cerumen

A

ear wax

29
Q

what is lacrimation

A

tear production

30
Q

purpose of lacrimation

A

cleans and lubricates eyes

31
Q

which 2 parts make up lacrimation

A

aqueous and lipid

32
Q

where do tears drain through

A

puncta into nasolacrimal duct

33
Q

when does brown stain form (tears)

A

if the nasolacrimal duct isnt working properly

34
Q

how to test for corneal ulcer

A

fluroscein stain - ulcer shows up green

35
Q

which muscle is associated with hair follicles

A

arrector pili muscle

36
Q

which muscle type are arrector pili muscles associated with

A

smooth

37
Q

arrector pili muscle control type

A

unconscious

38
Q

3 hair types

A

guard
wool
tactile

39
Q

guard hairs structure, number and location

A

long, thick stiif
one per follicle
outer layer

40
Q

wool hairs structure, number and location

A

soft undercoat
thin and short
several per follicle

41
Q

tactile hairs structure, number and location

A

very thick and protruding
usually 4 rows on face
upper lips, eyes and cat carpus

42
Q

tactile hairs also known as

A

whiskers

43
Q

tactile hairs function

A

feel surroundings - gives perception

44
Q

what is the rhinarium

A

thick hairless skin around nostril

45
Q

rhinarium function

A

aids in smell

46
Q

foot pads function

A

shock absorbers and protectors

47
Q

foot pads - forelimb total and breakdown

A

7 in total
5 digits
1 metacarpal
1 carpal

48
Q

foot pads - hindlimb total and breakdown

A

5 total
4 digits
1 metacarpal

49
Q

claws - what colour is the quick

A

pink

50
Q

claws - what is cuticle made from

A

keratin

Anatomy (15 decks)

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