Chapter 5-The Integumentary System Flashcards Preview

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Flashcards in Chapter 5-The Integumentary System Deck (92)
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1

Intake of fluids or other substances by cells of the skin or mucous membranes; the passage of digested foods from the gastrointestinal tract into blood or lymph

Absorption

2

Abnormal, nonpathological, partical, or total absence of pigment in skin, hair, and eyes

Albinism

3

The partial or complete lack of hair as a result of factors such as genetics, aging, endocrine disorders, chemotherapy, and skin diseases

Alopecia

4

Smooth muscles attached to hairs; contraction pulls the hairs into a vertical position, resulting in "goose bumps"

Arrector pili

5

Systematic veins and venules that contain large amounts of blood that can be moved quickly to parts of the body requiring the blood

Blood reservoir

6

A growth of new bone tissue in and around a fractured area, ultimately replaced by mature bone. An acquired, localized thickening.

Callus

7

Antioxidant precursur of vitamin A, which is needed for synthesis of photopigments; yellow-orange pigment present in the stratum corneum of the epidermis. Accounts for the yellowish coloration of skin

Carotene or Beta-Carotene

8

Waxlike secretion produced by ceruminous glands in the external auditory meatus (ear canal).

Cerumen or ear wax

9

A modified sudoriferous (sweat) gland in the external auditory meatus that secretes cerumen (ear wax).

Ceruminous gland

10

Fingerlike projection of the papillary region of the dermis that may contain blood capillaries or corpuscles of touch (Meissner corpuscles).

Dermal papilla

11

The medical specialty dealing with diseases of the skin

Dermatology

12

A layer of dense irregular connective tissue lying deep to the epidermis

Dermis

13

The primary germ layer that gives rise to the nervous system and the epidermis of skin and its derivatives

Ectoderm

14

The ability of tissue to return to its original shape after contraction or extension

Elasticity

15

The superficial, thinner layer of skin, composed of keratinized stratified squamous epithelium

Epidermis

16

Narrow brand of stratum corneum at the proximal border of a nail that extends form the margin of the nail wall. Also called the cuticle

Eponychium

17

Skin redness usually caused by dilation of the capillaries

Erythema

18

The process of eliminating waste products from the body; also the products excreted

Excretion

19

The ability of muscle tissue to stretch when it is pulled

Extensibility 

20

A threadlike structure produced by hair follicles that develops in the dermis. Also called a pilus

Hair

21

Structure composed of eipthelium and surrounding the root of a hair from which hair develops 

Hair follicle

22

A network of dendrites arranged around the root of a hair as free or naked nerve endings that are stimulated when a hair shaft is removed

Hair root plexus

23

A substance in red blood cells consisting of the protein globin and the iron-containing red pigment heme that transports most of the oxygen and some carbon dioxide in blood

Hemoglobin

24

An excessive growth of hair in femailes and children, with a distribution similar to that in adult males, due to the conversion of vellus hairs into large terminal hairs in response to higher-than-normal levels of androgens

Hirsutism

25

Free edge of the fingernail

Hyponychium

26

Localized, protective response to tissue injury designed to destroy, dilute, or wall of the infecting agent or injured tssue; characterized by redness, pain, heat, swelling, and sometime loss of function

Inflammation

27

Relating to the skin

Integumentary

28

A condition characterized by the yellowness of the skin, the white of the eyes, mucous membranes, and body fluids beacuse of a buildup of bilirubin

Jaundice

29

An insoluable protein found in the hair, nails, and other kertinized tissues of the epidermis

Keratin

30

The most numerous of the epidermal cells; produces keratin

Keratinocyte