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Anatomy & Physiology I > CHAPTER 6 > Flashcards

CHAPTER 6 Flashcards

1
Q

Epidermis -

A

avascular keratinized stratified squamous epithelium

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2
Q

Dermis -

A

connective tissue, blood vessels, and nervous tissue

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3
Q

subcutaneous layer -

A

(hypodermis) of areolar and adipose tissues

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4
Q

What is the Epidermis composed of?

A

composed of stratified squamous epithelium.

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5
Q

what is included in the dermis?

A

includes connective tissue consisting of collagen and elastic fibers, epithelial tissue, smooth muscle tissue, nervous tissue, and blood.

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6
Q

what separates these two skin layers( epidermis and dermis)?

A

basement membrane anchors the epidermis to the dermis and separates these two skin layers.

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7
Q

what does adipose tissue help do?

A

helps to conserve body heat

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8
Q

where is the Stratum corneum found?

A

is in the thickened and hairless skin of the palms and soles.

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9
Q

Functions of the skin 1

A
  1. Responsible for maintaining homeostasis
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10
Q

Functions of the skin 2

A
  1. Temperature regulation
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11
Q

Functions of the skin 3

A
  1. Protection of underlying tissues
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12
Q

Functions of the skin 4

A
  1. Retard water loss
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13
Q

Functions of the skin 5

A
  1. House sensory receptors
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14
Q

Functions of the skin 6

A
  1. Synthesize certain biochemicals
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15
Q

Functions of the skin 7

A
  1. Excrete wastes
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16
Q

Functions of the skin 8

A
  1. Part of the process to make vitamin D
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17
Q

does the epidermis have blood vessels?

A

no, only the dermis and subcutaneous layer

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18
Q

stratum corneum

A

top layer of the epidermis

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19
Q

stratum lucidum

A

layer underneath the stratum corneum

- found in the thicker palms and soles.

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20
Q

stratum granulosum

A

layer underneath the stratum lucidum

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21
Q

stratum spinosum

A

layer of epidermis found between the stratum granalosum and the stratum basale

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22
Q

stratum basale

A

layer of epidermis underneath the stratum spinosum

23
Q

basement membrane

A

seperates the epidermis layer from the dermis layer

24
Q

hair bulge

A

surrounds the hair shaft

25
Q

dermal papilla

A

squiggally lines on the dermal layer underneath the basement membrane

26
Q

capillary

A

branch like structures on blood vessels

27
Q

lamellated (Pacinian) Corpuscle

A

leaf head shape in the dermis layer

28
Q

Tactile (Meissner’s) corpuscle

A

sperm head looking thing

29
Q

sebaceous gland

A

higher along the shaft then the hair bulge

30
Q

arrector pili muscle

A

muscle that attach from the dermis to the hair shaft

31
Q

mesocrine sweat gland

A

connected to the sweat gland poor

32
Q

sweat gland pore

A

opening located on the surface of the stratum corneum

33
Q

sweat gland ducts

A

lie within the the mesocrine sweat

34
Q

hair follicle

A

lower layer of the distal end of hair shaft

35
Q

adipose tissue

A

fat in subcutaneous layer

36
Q

where does the muscle layer lie?

A

underneath the subcutaneous layer

37
Q

Dark hair has ____ that gives it its color

A

eumelanin (brownish-black)

38
Q

blonde and red hair have ____ that gives its

A

pheomelanin (reddish-

yellow)

39
Q

what plays a role in the temperature regulation

A

hypothylamus

40
Q

free edge

A

outermost part of the nail

41
Q

nail plate

A

the structure in between the free edge and the Lunula

42
Q

cuticle

A

inner most structure

43
Q

nail bed

A

layer underneath the nail made of squamous epithelium

44
Q

Hair can be found in nearly all regions of the skin except …

A

palms, soles, lips, nipples, and portions of external genitalia

45
Q

what do sabeceous glands secret?

A

Sebum

46
Q

what does sebum do?

A

waterproofs and moisturizes the hair shafts and skin

47
Q

what is sebum

A

an oily mixture of fatty material and cellular debris

48
Q

what does merocrine gland respond to

A

body temperature

49
Q

what does apocrine sweat glands respond to

A

body temperature, stress, and sexual arousal

50
Q

Modified sweat glands are called

A

ceruminous glands which

secrete wax in the ear canal

51
Q

Mammary glands,

A

another type of modified sweat glan which secretes milk

52
Q

How are superficial cuts filled?

A

Superficial cuts are filled in by reproducing epithelial cells

53
Q

what occurs in deeper injuries where there are broken blood vessels?

A
  • involves the formation of a blood clot

Anatomy & Physiology I (12 decks)

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