Chapter 6 Vocabulary

Question 1

structure consisting of 2 or more tissues that perform a specialized function

Answer 1

organ

Question 2

organ system that includes the skin & its accessory structures

Answer 2

integumentary system

Question 3

outer, epithelial layer of the skin

Answer 3

epidermis

Question 4

the thick layer of the skin beneath the epidermis

Answer 4

dermis

Question 5

loose connective tissue beneath the epidermis

Answer 5

subcutaneous layer

Question 6

process by which cells form fibrils of keratin and harden

Answer 6

keratinization

Question 7

intracellular protein in epidermis, hair & nails

Answer 7

keratin

Question 8

outer layer of epidermis

Answer 8

stratum corneum

Question 9

melanin-producing cells

Answer 9

melanocytes

Question 10

dark pigment, generally found in skin and hair

Answer 10

melanin

Question 11

transfer of melanin granules from melanocytes into epithelial cells

Answer 11

cytocrine secretion

Question 12

brownish-black pigment

Answer 12

eumelanin

Question 13

reddish-yellow pigment

Answer 13

pheomelanin

Question 14

protective plate at distal end of a finger or a toe

Answer 14

nail

Question 15

tube-like depression in the skin where a hair develops

Answer 15

hair follicle

Question 16

smooth muscle in the skin associated with a hair follicle

Answer 16

arrector pili muscle

Question 17

skin gland that secretes sebum

Answer 17

sebaceous glands

Question 18

oily secretion of the sebaceous glands

Answer 18

sebum

Question 19

exocrine gland in skin that secretes a mixture of water, salt, and wastes such as urea

Answer 19

sweat glands

Question 20

stratum basale

Answer 20

deepest layer of the epidermis, where cells divide