Integumentary ( LAB) Flashcards

1
Q

lines body cavities and form protective sheets

A

Body membranes

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2
Q

represented by synovial membranes

A

connective tissue membranes

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2
Q

consists of cutaneous, mucous, and serous membranes

A

epithelial membranes

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3
Q

exposed to air and is a dry membrane

A

epithelial membrane

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3
Q

composed of stratified squamous membranes

A

epidermis

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4
Q

composed of dense connective tissues

A

dermis

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5
Q

type of epithelial membrane that rests on a connective tissue membrane called lamina propria. it also lines all body cavities that open to the exterior

A

mucous membrane

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6
Q

known as serosa, this epithelial membrane lines body cavities that are closed to the exterior

A

serous membranes

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7
Q

type of serous membrane that lines a specific portion of the ventral body cavity

A

parietal layer

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8
Q

this type of serous membrane covers the outside of the organ in that cavity

A

visceral membrane

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9
Q

largest organ of the body which takes 15-20% of the body weight. this organ protects, insulates, and synthesizes vitamin D

A

skin

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9
Q

a type of connective tissue membrane that is composed of areolar connective tissues and lines the fibrous capsules, and surrounding joints to provide a smooth and lubricated surface

A

synovial membrane

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10
Q

first layer of the integumentary system that is made up of keratinocytes that produces keratin

A

epidermis

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11
Q

layer of epidermis that protects the body from infection and is waterproof

A

corneum

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12
Q

layer of epidermis that is found on palms and soles

A

lucidum

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13
Q

layer of epidermis that retains water and regulates heat

A

granulusum

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14
Q

layer of epidermis that protects basale

A

spinosum

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14
Q

known as germinativum, this layer of epidermis has melanocytes and is a site of epidermal regeneration

A

basale

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15
Q

this is formed from a strong shearing force applied to the skin. layers may separate and interstitial fluid then accumulates in the space

A

blister

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16
Q

layer of the skin that is known as corium and “true skin”. it has elastin and collagen for elasticity and toughness

A

dermis

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17
Q

upper layer of dermis that forms fingerprints/footprints

A

papillary layer

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18
Q

lower layer of dermis

A

reticular layer

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19
Q

this layer of the skin contains lymphatics, nerve endings, blood vessels, sebaceous and sweat glands

A

dermis

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20
Q

one of the receptors found in the dermis that receives pain and itch

A

free nerve endings

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21
Q

one of the receptors found in dermis that reacts to light touch

A

merkel’s receptors

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22
Q

another receptor found in dermis that reacts to light touch

A

meisner’s receptors

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23
Q

one of the receptors found in dermis which responds to heat

A

ruffini’s corpuscles

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24
Q

one of the receptors found in dermis that reacts to cold

A

Kraus end bulbs

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25
Q

one of the receptors found in dermis that reacts to pressure and vibration

A

Pacinian corpuscles

26
Q

comes in three specific types and is responsible for freckles and moles

A

melanin

27
Q

orange-yellow pigment that is usually found in the stratum corneum and the subcutaneous tissue. it may have a slight yellow orange cast to the skin if consumed in large amount

A

carotene

28
Q

known as hypodermis, this layer of the skin contains fats and loose connective tissues. This supports, insulates, cushions, and stores energy

A

subcutaneous tissue

29
Q

this pigment is found on red blood cells. this allows binding of oxygen to the cells

A

hemoglobin

30
Q

is produced when CO (carbon monoxide) poisoning occurs

A

cherry red

31
Q

color of skin which indicates anemia, arterial insufficiency, shock, fear, or lack of sunlight exposure

A

pallor/pale

32
Q

color of skin which indicates smoking, arterial obstruction, advanced lung disease, CHD, or CHF

A

cyanosis

33
Q

color of skin which indicates venous insufficiency

A

brown

34
Q

color of skin which indicates liver disease or carotenemia

A

jaundice

35
Q

brownish yellow spots on skin due to aging, pregnancy, liver/urine malignancies

A

liver spots

36
Q

one of the appendages of the skin that is also known as the sudoriferous gland. this gland produces sweat.

A

sweat glands

37
Q

known as oil gland, this gland produces oil and sebum

A

sebaceous gland

38
Q

also known as arrector pili muscle, this smooth muscle is responsible for goose bumps

A

erector pili muscle

39
Q

this has three concentric layers: cuticle, cortex, and medulla

A

hair

40
Q

type of hair that is course, thick, and pigmented. found on the scalp,eyebrows, and eyelashes

A

terminal hair

41
Q

type of hair that is short and fine. it is found on chest and arms

A

vellus

42
Q

scale like modification of the epidermis that corresponds to the hoof/claw of other animals

A

nail

43
Q

also known as nail tip

A

free edge

44
Q

visible attached portion of the nail

A

body

45
Q

part of the nail that is embedded in the skin

A

root

46
Q

borders of the nail are overlapped by folds of skin

A

nail folds

47
Q

edge of the thick proximal nail fold

A

cuticle

48
Q

extension of S. basale beneath the nail

A

nail matrix

49
Q

the white cresent

A

lunule/lunula

50
Q

thickened proximal area of nail matrix that is responsible for nail growth

A

nail bed

51
Q

itchy, red, peeling condition of the skin between the toesfrom an infection with the fungus tinea pedis

A

athlete’s foot

52
Q

caused by inflammation of hair follicles and surrounding tissues

A

boils

53
Q

clusters of boils often caused by bacterium staphylococcus aureus

A

carbuncles

54
Q

small fluid filled blisters that is caused by human herpesvirus 1 infection. the virus localizes in a cutaneous nerve where it remains dormant until activated by emotional upset, fever, or UV radiation

A

cold sores

55
Q

itching, redness, and swelling of the skin which progresses to blistering. caused by exposure of skin to chemicals that provoke allergy

A

contact dermatitis

56
Q

pink, fluid-filled raised lesions that develop a yellow crust and eventually a rupture. Caused by highly
contagious staphylococcus or streptococcus infections

A

impetigo

57
Q

reddened epidermal lesions covered with dry, silvery scales that itch, burn, crack, and sometimes bleed.

A

psoriasis

58
Q

skin injury caused by fire, thermal, electric currents, radiation, uv light

A

burns

59
Q

types of burn damage to the epidermis that manifests skin erythema, slight edema, tenderness, and shows no blistering. Usually takes 3-7 days.

A

superficial burn

60
Q

damage to the epidermis and upper layer of dermis. heals up 7-21 days

A

superficial-partial thickness

61
Q

type of partial thickness burn which refers to the damage to the epidermis and most of the dermis. formation of raised scars and usually takes 21-35 days to heal.

A

deep partial thickness

62
Q

degree of burn injury which damages the epidermis, dermis, and subcutaneous tissue.

A

full thickness burn or third degree burn

63
Q

degree of burn injury which damages the Damage to epidermis, dermis, subcutaneous tissue, extending to
muscles & bones

A

subdermal burn or 4th degree burn

64
Q

type of cell carcinoma that is slow growing, ivory in appearance, rarely metastasizes, and mostly caused by sun exposure

A

basal cell carcinoma

65
Q

type of cell carcinoma that is fast growing, flat red area, ulcer/nodule, has poorly defined border, and can metastasize.

A

squamous cell carcinoma

66
Q

type of cell carcinoma that is a tumor arising from melanocytes. >6mm in size

A

malignant melanoma.