Integumentary, Chapter 4 terms

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Acne

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107 Terms

1

Acne

Inflammatory disorder of the sebaceous glands that produces pimples on the skin.

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2

Albinism

An inherited condition that prevents the normal production of melanin, resulting in extremely pale skin and white hair.

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3

Allergy skin test

A test used to identify allergies.

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4

Alopecia

Hair loss that results from genetics, normal aging, illness, or drugs used to treat certain diseases.

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5

Anesthetic

A drug that causes a reversible loss of sensation or pain; used to temporarily deaden pain.

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6

Antibiotic

A drug that fights or prevents bacterial infections.

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7

Anitfungal

A drug used to fight off fungal infections.

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8

antipruritic

A drug used to inhibit itching.

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9

antiviral

A drug used to treat viral infections.

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10

arrector pili

Bundles of small muscle fibers.

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11

autograft

The surgical transfer of tissue from one part of a patient's body to another part of the same body.

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12

basal cell carcinoma

A commonly slow-growing, malignant tumor of the basal cell layer of the epidermis that typically does not metastasize.

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13

basal layer

The deepest layer of the epidermis that is constantly growing and multiplying, with younger cells pushing old cells to the surface.

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14

biologic

A drug that works like parts of the immune system by disrupting the autoimmune response that occurs in certain diseases, such as rheumatoid arthritis.

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15

biopsy

The removal of a small piece of living tissue for microscopic examination to determine the presence of disease.

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16

blepharoplasty

Plastic surgery of the eyelid.

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17

burns

an injury caused by exposure to heat or flame.

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18

cauterization

Destruction of tissue through the application of heat, cold, or an electrical current.

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19

chemical peel

The use of chemicals to remove outer layers of the skin.

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20

cicatrix

A scar left by a healed wound.

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21

collagen

A fibrous protein found in skin, bone, cartilage, tendons, and ligaments.

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22

corticosteroid

A hormone-like drug used as an anti- inflammatory and/or immunosuppressant.

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23

cryosurgery

A surgical procedure in which infected or abnormal cells or tissues are frozen in order to destroy or remove them.

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24

curettage

The removal of tissue by scraping the surface.

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25

cuticle

A narrow band of epidermal tissue attached to the surface of the nail.

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26

cyanosis

A bluish or purplish discoloration of the skin, caused by decreased circulation of oxygen-rich blood.

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27

cyst

A closed, thick-walled sac or pouch containing fluid or semisolid material that develops in a cavity or other structure of the body.

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28

debridement

The removal of damaged tissue and for- eign debris to prevent infection and promote healing.

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29

dermabrasion

The use of abrasive materials to remove layers of skin.

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30

dermatologist

A physician who diagnoses and treats conditions and diseases of the skin, hair, and nails.

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31

dermatology technician

A specialized medical assistant who works in the skin-care field.

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32

dermatoplasty

The replacement of damaged skin with donor skin from a different region of the body.

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33

dermis

The layer of skin that lies directly below the epidermis, and which is made up of connective tissue, blood and lymphatic vessels, nerve fibers, hair follicles, and sebaceous and sweat glands.

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34

ecchymosis

Black-and-blue or purplish bruise caused by ruptured blood vessels beneath the skin.

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35

eczema

Acute or chronic inflammatory skin disease characterized by erythema, itchiness, and edema, or swelling.

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36

epidermis

The outermost layer of the skin.

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37

epithelial tissue

Body tissue that forms the skin covering the surface of the body, lines the internal organs, and makes up certain glands.

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38

excisional biopsy

The surgical removal of an entire lesion or tumor.

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39

exfoliative cytology

A biopsy in which living tissue is scraped.

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40

first-degree burn

A skin burn characterized by superficial epidermal lesions.

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41

fissure

(1) A groove or crack; (2) A sore; (3) A deep, narrow, slit-like opening in a bone.

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42

gangrene

Necrosis, or death, of tissue due to loss of blood supply, followed by bacterial infection.

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43

gland

A cell, or groups of cells, that secretes select sub- stances within or out of the body.

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44

Hair Follicles

Tiny secretory cavities from which hair grows.

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45

Hair shaft

The non-growing part of a hair that protrudes from the skin.

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46

immunosuppressant

A drug that prevents or reduces the body's normal reactions to invasion and which is used to prevent the rejection of donor tissue or to treat autoimmune disorders.

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47

impetigo

Bacterial infection of the skin characterized by vesicles (small, fluid-filled sacs), pustules (small, pus-filled blisters), and crusted-over lesions.

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48

incision and drainage (I&D)

A procedure in which an incision is made through the skin to drain fluid or an abscess.

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49

incisional biopsy

A biopsy procedure in which an incision is made into living tissue, and a small piece is removed for microscopic examination.

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50

integumentary system

The body system that is composed of the skin and its accessories, and which protects the body by functioning as a physical barrier, regulates temperature and fluid control, produces vitamin D, and provides sensory information.

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51

intradermal skin test

A test in which different substances are injected into the skin to test for allergic reactions.

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52

intradermal skin test

A test in which different sub- stances are injected into the skin to test for allergic reactions.

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53

Kaposi's sarcoma

malignant tumor of the blood vessels associated with AIDS

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54

keloid

overgrowth of scar tissue

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55

keratin

hard protein material found in the epidermis, hair, and nails

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56

laser therapy

removal of lesions using a laser beam

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57

lesions, cancerous

an area of malignant tissue

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58

lipectomy

removal of fatty tissue

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59

lipids

A group of organic compounds that lubricate the skin and minimize water loss.

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60

liposcytes

Cells that manufacture and store fat.

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61

liposuction

The use of suction during surgery to remove fat below the skin.

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62

lunula

White area at the proximal end of the nail.

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63

macule

An oval-shaped pigmented area near the retina, which contains specialized, high-density cones that are used for high-acuity vision.

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64

malignant melanoma

Most serious form of skin cancer; often characterized by black or dark brown patches on the skin that may appear uneven in texture, jagged, or raised.

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65

melanin

Pigment responsible for the skin's color and which also helps protect skin against the harmful ultraviolet rays of the sun.

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66

melanocytes

Cells located in the epidermis that contain and produce dark brown-to- black pigments

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67

Mohs surgery

A surgical method for treating skin cancer; thin, tumorous skin layers are successively removed and examined, the process continuing until there is no evidence of the tumor.

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68

mucous membrane

A thin, pliable layer of tissue that lines any body cavity that opens to the outside world

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69

nail plate

The hard, translucent part of the nail.

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70

nail root

The area of the dermis on which the nail rests.

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71

nails

Accessory organs of the skin that are made of hard keratin.

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72

needle biopsy

A biopsy procedure in which a needle is used to remove a tissue sample for microscopic examination.

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73

nevus

A highly pigmented lesion of the skin that is fl at or raised; also called a mole.

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74

nodule

A solid skin elevation larger than one centi- meter in diameter; may develop in the epidermis, dermis, or subcutaneous layer.

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75

oral drugs

given by mouth

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76

papule

small, solid skin elevation

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77

perspiration

sweat

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78

petechia

small bruise

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79

polyp

growth extending from the surface of mucous membrane

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80

psoriasis

chronic skin condition producing red lesions covered with silvery scales

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81

punch biopsy

removal of a small core of tissue using a hollow punch

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82

purpura

multiple pinpoint hemorrhages and accumulation of blood under the skin

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83

pustule

elevation of skin containing pus

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84

rhytidectomy

surgical removal of wrinkles

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85

scabies

contagious skin disease transmitted by the itch mite

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86

scleroderma

hardening of the skin

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87

sclerotherapy

injection of a solution into a vein to thrombose it

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88

scratch test

a test in which a substance is applied to the skin through a scratch

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89

sebaceous glands

oil glands in the skin

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90

sebum

oily substance secreted by sebaceous glands

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91

second-degree burn

A partial-thickness burn involving the epidermis and the dermis.

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92

squamous cell carcinoma

malignant tumor of the squamous epithelial cells in the epidermis

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93

stratisfied squamous epithelium

protects underlying tissues in areas subjected to abrasion

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94

subcutaneous layer

fat layer

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95

sweat glands

The glands that secrete sweat, located in the dermal layer of the skin.

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96

systemic lupus erythematosus (SLE)

chronic autoimmune inflammatory disease of collagen in skin, joints, and internal organs

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97

third-degree burn

a burn involving all layers of the skin; characterized by the destruction of the epidermis and dermis, with damage or destruction of subcutaneous tissue

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98

tinea

infection of the skin caused by a fungus

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99

topical drugs

drugs that are applied to the skin

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100

transdermal drugs

Travel through skin and into bloodstream

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