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Anatomy and Physiology > Lesson 4 > Flashcards

Lesson 4 Flashcards

1
Q

abrasion

A

an injury in which superficial layers of skin are scraped or rubbed away

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2
Q

acne vulgaris

A

chronic disorder of sebaceous glands

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3
Q

alopecia

A

loss of hair, baldness

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4
Q

athlete’s foot

A

fungal infection of the foot

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5
Q

avascular

A

without blood vessels

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6
Q

basal cell carcinoma

A

most common and least malignant type of skin cancer

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7
Q

boil

A

bacterial infection of sebaceous gland

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8
Q

cortex

A

outer part of an internal organ

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9
Q

cyanosis

A

bluish color of the skin due to insufficient oxygen in the blood

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10
Q

decubitis ulcer

A

deterioration of the skin due to constant pressure on the area

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11
Q

dermatitis

A

inflammation of the skin

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12
Q

dermis

A

true skin; lying immediately below the epidermis

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13
Q

eczema

A

acute or chronic non contagious inflammation of the skin

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14
Q

epidermis

A

outer most layer of the skin

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15
Q

erythema

A

redness of the skin due to dilation of the capillary network

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16
Q

eschar

A

blackened skin that is usually due to third degree burns

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17
Q

fissure

A

a groove or crack like break in the skin

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18
Q

genital herpes

A

a sexually transmitted recurrent disease caused by a virus

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19
Q

hair follicle

A

inpocketing of the epidermis that holds the hair root

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20
Q

herpes

A

contagious viral infection in which small blisters appear

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21
Q

hyperthermia

A

a condition in which the body temperature rises above normal

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22
Q

hypothermia

A

a condition in which the body temperature drops below normal

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23
Q

impetigo

A

acute and contagious skin disease

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24
Q

integumentary system

A

all organs and structures that make up the skin

25
Q

jaunduce

A

yellowish coloring of the skin

26
Q

laceration

A

a tear or jagged wound in the skin

27
Q

lice

A

parasitic insects found in the hair; highly contagious

28
Q

medulla

A

inner portion of an organ

29
Q

melanin

A

pigment that gives color to hair, skin, and eyes

30
Q

melanocytes

A

cells that make the protein melanin to protect against ultraviolet rays

31
Q

psoriasis

A

chronic inflammatory skin disease with silvery patches

32
Q

ringworm

A

contagious fungal infection with red circular patches

33
Q

sebaceous gland

A

gland that secretes sebum, a fatty material

34
Q

sebum

A

secretion of sebaceous glands that lubricate the skin

35
Q

shingles (herpes zoster)

A

virus infection of the nerve endings

36
Q

skin cancer

A

a tumor that develops on the skin

37
Q

squamous cell carcinoma

A

cancer of the epidermis

38
Q

stratum corneum

A

the surface layer of the skin

39
Q

stratum germinativum

A

the deepest epidermal layer of the skin

40
Q

sweat gland

A

sudoriferous gland that produces sweat or perspiration

41
Q

arrector pili muscle

A

a smooth muscle on the side of each hair follicle; when cold it stimulates the skin to pucker around the hair

42
Q

first degree (superficial) burn

A

burn that affects only the epidermis layer

43
Q

keratin

A

chemical belonging to albuminoid or scleroprotein group found in horny tissue, hair, and nails

44
Q

malignant melanoma

A

a type of tumor that develops in the pigmented cells of the skin; called melanocytes

45
Q

moles

A

benign growths that occur when melanocytes grow in a cluster with tissue surrounding them

46
Q

papillae

A

ridges formed in the lower edge of the stratum germinativum, they raise the skin into permanent ridges that form fingerprints

47
Q

root

A

the part of the tooth that is embedded into the alveolar process of the jaw; the part of a hair that is implanted into the skin

48
Q

rosacea

A

a common inflammatory disorder characterized by chronic redness and irritation to the face

49
Q

rule of nines

A

pertains to patients with burns; measurement of the percentage of body burned: the body is divided into 11 areas, with each area accounting for 9 % of the body’s total surface area

50
Q

second degree (partial thickness) burn

A

affects the epidermis and dermis layers

51
Q

shaft

A

the part of the hair that extends from the skins surface; the diaphysis of a long bone

52
Q

stratum granulosum

A

the epidermal layer where keratinization process occurs when keratin cells change shape, lose their nucleus, lose most of their water, and become mainly hard protein or keratin

53
Q

stratum lucidum

A

the epidermal only found in the palms of hands or soles of feet; the cells in this layer appear clear

54
Q

stratum spinosum

A

the epidermal layer that under a microscope looks prickly; this layer contains melanocytes, keratinocytes, and Langerhans cells

55
Q

third degree (full thickness) burn

A

burn that involves complete destruction of the epidermis, dermis, and subcutaneous layers of the skin

56
Q

uticaria (hives)

A

skin condition characterized by itching wheals or welts and usually caused by an allergic reaction

57
Q

sweat glands

A

suderiferous gland that produces sweat or perspiration

58
Q

sebaceous glands

A

gland that secretes sebum, a fatty material

Anatomy and Physiology (19 decks)

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