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Anatomy > 6 Integument (Lecture) > Flashcards

6 Integument (Lecture) Flashcards

1
Q

Functions of the integument

A

Protective layer, maintain body temperature, store and synthesize nutrients, Sensory reception, and Secretion and Excreation

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2
Q

The skin converts

A

cholesterol to vitamin D

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3
Q

The skin secretes

A

useful substances

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4
Q

The skin excretes

A

waste

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5
Q

which layer of the integument is made of stratified squamous epithelim

A

epidermis

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6
Q

Which layer of the integument is an avascular barrier that regenerates

A

epidermis

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7
Q

Epidermal cells die because

A

they are avascular and cant get O2

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8
Q

What are the 5 layers of the epidermis

A

Stratum corneum, Stratum lucidum, Stratum granulosum, Stratum spinosum, and Stratum basale

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9
Q

Which layer of the epidermis is sometimes thick or thin and all of its cells are dead

A

Stratum corneum

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10
Q

Which layer of the epidermis is only found on the hands and feet

A

Stratum lucidum

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11
Q

XXX In which layer do Epithelial cells begin to die. Organelles die and form dark spots. contain soft (water proofing) and hard keratin (fingernails).

A

Stratum granulosom

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12
Q

XXX In this layer cells are living but stop reproducing

A

Stratum spinosum

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13
Q

XXX Bottom layer (stem cells here)

A

Stratum basale

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14
Q

Basement membrane does what

A

connects basal to dermis

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15
Q

XXX What type of cell is a dying epithelial cell

A

keratinocytes

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16
Q

Pigment cells that protect the living cells from UV radiation

A

Melanocytes

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17
Q

What type of WBC alarms the immune system?

A

Dendritic Cells

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18
Q

Inhibit dendritic cells (why my hands itch)

A

Granstein cells

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19
Q

Parts of the epidermis that project down toward dermis

A

Epidermal ridges

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20
Q

Epidermal or Friction fidges

A

finger prints

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21
Q

What layer of the integument do you never shed

A

dermis

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22
Q

What strengthens the dermis

A

collagen

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23
Q

Zipper for epidermis to dermis mounds in the dermis that project up.

A

Dermal papillae

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24
Q

What are the 2 layers of the dermis

A

Papillary and Reticular

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25
Q

blood vesssels mark the boarder of the

A

Papillary and Reticular

26
Q

XXX Reticular layer (cutaneous plexus) is

A

the boarder between reticular layer and adipose it is made of loose dense connective tissue

27
Q
  • Vasodilatation
A

brings blood to the skin for cooling

28
Q
  • Vasoconstriction
A

less blood to the skin core warm

29
Q

Skin ligaments

A

bundles of collagen fibers

30
Q

Deep Fascia

A

Thin layer of connective tissue between fat and muscle

31
Q

Oil secreting gland (sebum)

A

Sebaceous gland

32
Q

Sudoriferous glands

A

sweat glands

33
Q

XXX Temperature regulating gland

A

Eccrine / merocrine gland

34
Q

Structure of and eccrine merocrine gland

A

coil, duct, pore, dermacidin

35
Q

Coil

A

base makes sweat come from plasma

36
Q

Duct

A

carries sweat to surface

37
Q

Pore

A

opening

38
Q

Dermacidin

A

chemical that reduces risk of fungal infections

39
Q

Located in the arm pit and groin (scent glands)

A

Apocrine sweat gland

40
Q

Ceruminous

A

ear wax

41
Q

lacrimal

A

tears

42
Q

Salivary

A

spit

43
Q

mammary

A

milk

44
Q

What type of skin contains hair follicles

A

hirsute skin

45
Q

XXX What type of skin contains no follicles palms and lips

A

Glabrous skin

46
Q

layers of stem cells that produce a hair shaft

A

hair matrix

47
Q

opening for blood vessel and nerve at base of hair shaft

A

Hair papilla

48
Q

what is the goose bump muscle

A

arretor pili

49
Q

XXX Velus hairs

A

very short almost microscopic hairs never pigmented

50
Q

Terminal hairs

A

long thick pigmented hairs

51
Q

Medulla (hair)

A

inner most layer of hair shaft

52
Q

XXX Cortex (hair)

A

contains pigmented cells and hard keratin

53
Q

Cuticle (hair)

A

outter most thick hard keratin. When this wears away you have split ends

54
Q

purpose of fingernails

A

protect delicate bones of the fingers

55
Q

nail root contains

A

stem cells

56
Q

where is the nail bed

A

under the nail

57
Q

XXX nail bed is comprised of

A

lower layers of epidermis

58
Q

Lunula

A

moon nail root visable

59
Q

which burn is least severe

A

1st degree

60
Q

which burn involves only epidermis and superficial epidermis

A

1st degree

61
Q

XXX which burn involves blister epidermis coming off. Epidermis and significat portion of dermis

A

2nd degree

62
Q

which type of burn involves split thickness skin grafts damaging all of epidermis and dermis

A

3rd degree

Anatomy (30 decks)

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