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Med Term > Chapter 10 (Skin) part 1 > Flashcards

Chapter 10 (Skin) part 1 Flashcards

0
Q

Cutane/o, derm/o, dermat/o

A

Skin

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1
Q

What is the skin composed of?

A

Epithelial tissue

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2
Q

Dermatology

A

Study of the skin

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3
Q

Epidermis

A

Outermost layer of the skin

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4
Q

Epi-

A

Above

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5
Q

Dermis

A

Skin

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6
Q

Squamous epithelium

A

Composed of flat, plate like cells

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7
Q

Keratin

A

Protein that provides skin with its waterproofing properties

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8
Q

Melanocytes

A

Produce and contain a black pigment

Found in the basal layer

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9
Q

Melanin

A

Black pigment

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10
Q

Melan/o

A

Black or dark

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11
Q

Albinism

A

Absence of normal pigmentation

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12
Q

Dermis

A

Layer directly deep to the epidermis

Also called the corium

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13
Q

Stratum basale or stratum germinativum

A

Deepest or basal layer that continually multiplies to replenish cells lost from the epidermal surface

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14
Q

Cuboidal

A

Cube like cells arranged in rows

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15
Q

Stratum spinosum

A

Layer immediately superficial to the stratum basale

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16
Q

Keratinization

A

Development if the hard, protein constituent of hair, nails, epidermis, horny structures, and tooth enamel.

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17
Q

Desquamation

A

The process in which cell organelles gradually dissolve

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18
Q

What is the stratum granulosum?

A

Layer immediately superficial to the stratum spinosum

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19
Q

What is the stratum lucidum?

A

Layer immediately superficial to the stratum granulosum

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20
Q

What is stratum corneum?

A

Most superficial layer of the epidermis

Aka horny layer

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21
Q

Fibroblasts

A

Fiber producing cells

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22
Q

Collagen

A

Tough, flexible, fibrous protein found in skin,bone, cartilage, tendons, and ligaments

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23
Q

-gen

A

Produce

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24
Q

Histiocytes

A

Phagocytic cells that engulf foreign substances

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25
Q

Macrophages

A

Foreign substances

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26
Q

Mast cells

A

Cells that respond to insult by producing and releasing histamine and heparin

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27
Q

Histamine

A

Chemical released in response to allergens that causes itching

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28
Q

Heparin

A

Anticoagulant chemical released in response to injury

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29
Q

Perception

A

Ability to recognize sensory stimuli

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30
Q

How is perception received?

A

Nerve impulses that recognize temperature, touch, pain, and pressure

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31
Q

Tactile perception

A

Ability to recognize tough sensation

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32
Q

Subcutaneous layer or hypodermis

A

Under the dermis, composed of connective tissue

Contains a large amount of fat

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33
Q

Sebaceous glands or oil glands

A

Secrete sebum

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34
Q

Sebum

A

Oily substance

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35
Q

Seb/o

A

Sebum or oily substance

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36
Q

Ducts

A

Glands that release debum

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37
Q

Ductules

A

Tiny ducts

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38
Q

Sudoriferous or sweat glands

A

Located on dermis

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39
Q

Eccrine glands

A

Produce water, salt, and waste (sweat)

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40
Q

Apocrine glands

A

Produce and secrete a strong smelling substance into the hair follicles

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41
Q

Hyperthermia

A

High body temperature

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42
Q

Hypothermia

A

Low body temperature

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43
Q

Hidrosis

A

Production and excretion of swear

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44
Q

Hidr/o

A

Sweat

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45
Q

Anhidrosis

A

Abnormal reduction of sweating

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46
Q

Hyperhidrosis

A

Excessive sweating

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47
Q

Ceruminius

A

Glands are modified swear glands that are located near ear canal

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48
Q

Cerumen

A

Waxy substance of varying colors depending on species

Earwax

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49
Q

Pil/i, pil/o, trich/o

A

Hair

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50
Q

Cuticle

A

One cell layer thick and appears scaly

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51
Q

Cortex

A

Main component if hair shaft, responsible for coat color

52
Q

Medulla

A

Innermost component of hair shaft

53
Q

Follicles

A

Sacs that hold hair fibers

54
Q

Arrector pili

A

Tiny muscle attached to the hair follicle that causes hair to stand erect to cold or stress

55
Q

Piloerection

A

Condition if hair standing straight up

56
Q

Walls

A

Located dorsal and lateral to distal phalanx

57
Q

Sole

A

Located central to distal phalanx and usually flaky

58
Q

Foot pads or tori

A

Provide cushioning and protection do bones of the foot

59
Q

Metacarpal and metatarsal pads

A

Singular pads located on the palmar and plantar surfaces of metacarpal and metatarsal areas

60
Q

Difitigrade

A

Animals that walk on their toes

61
Q

Plantigrade

A

Well developed foot pads (ex. Primates)

62
Q

Nails and claws

A

Keratin plates covering the dorsal surface of the distal phalanx

63
Q

Fur

A

Short, fine, soft hair

64
Q

Pelt

A

Skin in addition to due or hair

65
Q

Guard hairs

A

Long, straight, stuff hairs that form the outer coat
Aka primary hairs or topcoats
Found on tail, mane hair

66
Q

Secondary hair

A

Finer, softer and wavy hair

Aka undercoat

67
Q

Tactile hair

A

Long, brittle, extremely sensitive hairs usually located on the face
Aka vibrissae
Ex. Cat whiskers

68
Q

Cilia

A

Thin, short hairs

Ex. Eyelashes

69
Q

Simple pattern hair growth

A

Guard hairs that grow from separate follicular openings

As in cattle

70
Q

Compound pattern hair growth

A

Multiple guard hairs that grow from single follicles

As in dogs

71
Q

Shedding

A

Normal hair loss caused by temperature, hormones, photoperiod, nutrition, and other no disease causes

72
Q

Fungi

A

Vegetative organisms (plants) that grow as branched, hairlike filaments

73
Q

Phyt/o

A

Plant

74
Q

Quick

A

Beneath wall and sole of claws is connective tissue dermis that contains numerous blood vessels and nerve endings

75
Q

Quicking

A

Describes trimming the nail or claw to the level of the dermis
Results in bleeding and pain

76
Q

Onych/o

A

Claw

77
Q

Hooves

A

Horny covering of the distal phalanx in ungulates

78
Q

Ungulates

A

Hooves animals

79
Q

Ungul/o

A

Hoof

80
Q

Corium

A

Dermis of the hoof and is located under the epidermal surface of the hoof wall, sole, and frog

81
Q

Dewclaws

A

Rudimentary bones

82
Q

Chestnuts

A

Located on the medial surface of the leg

83
Q

Coronary band

A

Region where hoof meets the skin

84
Q

Coronet

A

Site of hoof wall growth

85
Q

Periople

A

Flaky tissue band located at the junction of the coronary band and the hoof wall extends distally

86
Q

Wall

A

Epidermal tissue that includes the toe (front), quarters (sides), and heels (back)

87
Q

Bars

A

Raised V shaped structure on ventral surface of hoof

88
Q

Sole

A

Softer hoof tissue located on the ventral surface of the hoof (bottom of the hoof)

89
Q

Frog

A

V shaped pad of soft horn located in the central region of the ventral hoof surface of equine

90
Q

Bulbs of heel

A

Upward thickening of the frog above heels of the wall

91
Q

Horns

A

Permanent structures that grow continuously after birth

92
Q

Cornifucation

A

Conversion of epithelium into keratin or horn

93
Q

Polled

A

Breeds that are naturally hornless

94
Q

Antlers

A

Not permanent structure and are shed and regrown annually

95
Q

Biopsy

A

Removal of living tissue for examination of life

96
Q

Bi/o

A

Life

97
Q

-opsy

A

View of

98
Q

Incisional biopsy

A

Removal of a piece of a tumor or lesion for examination

99
Q

Incision

A

A cut into tissue

100
Q

Excisional biopsy

A

Removal of an entire tumor or lesion in addition to a margin of surrounding tissue for examination

101
Q

Excision

A

A cut out of tissue

102
Q

Culture

A

Diagnostic or research procedure used to allow microbes to reproduce in predetermined media

103
Q

Tissue culture

A

Takes epithelial cells and grows them in a medium so that intracellular microbes such as viruses can replicate

104
Q

Exfoliative cytology

A

Scraping of cells from tissue and examination under a microscope

105
Q

Exfoliative

A

Falling off

106
Q

Intradermal skin testing

A

Injection of test substances into the skin layer to observe a reaction

107
Q

Skin scrape

A

Microscopic examination of skin for the presence of mites

108
Q

Abrasion

A

Injury in which superficial layers of skin are scraped

109
Q

Abscess

A

Localized collection of pus

110
Q

Acne

A

Skin inflammation caused by plugged sebaceous glands and comedone development from papules and pustules

111
Q

Acute moist dermatitis

A

Bacterial skin disease that is worsened by licking and scratching
Also called hot spot

112
Q

Alopecia

A

Hair loss resulting in hairless patches or complete lack of hair

113
Q

Atopy

A

Hypersensitivity reaction in animals involving pruritis with secondary dermatitis
Aka allergies or allergic dermatitis

114
Q

Hypersensitization

A

Increased response to an allergen

115
Q

Hyposensitization

A

Decreased response to an allergen

116
Q

Bullae

A

Multiple contained skin elevations filled with fluid that are greater than 0.5 cm in diameter

Singular form is bulla

117
Q

Burn

A

Tissue injury causes by heat, flame, electricity, chemicals, or radiation

118
Q

Carbuncle

A

Cluster of furnucles

119
Q

Carcinoma

A

Malignant neoplasm of epithelial tissue

120
Q

Cellulitis

A

Inflammation of connective tissue

121
Q

Diffuse

A

Widespread

122
Q

Localized

A

Within a well defined area

123
Q

Comedo

A

Blackhead or buildup of sebum and keratin in a pore

Plural is comedones

124
Q

Contusion

A

Injury that does not break the skin

Characterized by pain, swelling, and discoloration

125
Q

Crust

A

Collection of dried sebum and cell debris

126
Q

Dermatitis

A

Inflammation of the skin

127
Q

Contact dermatitis

A

Inflammation of the skin caused by touching an irritant

128
Q

Dermatocellulitis

A

Inflammation of the skin and connective tissue

Med Term (10 decks)

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