Integumentary System Anatomic Terms

Question 1

epithelium

Answer 1

cellular avascular layer covering external and internal surfaces of the body

Question 2

epidermis

Answer 2

outer layer of the skin

Question 3

stratum corneum

Answer 3

the outer layer of the epidermis, made up of several layers of flat keratinized (hard, proteinaceous) cells

Question 4

stratum basale

Answer 4

deepest layer of epidermis, (basal layer)

Question 5

melanocyte

Answer 5

cell in the stratum basale that gives color to the skin

Question 6

melanin

Answer 6

dark brown to black pigment contained in melanocytes

Question 7

dermis

Answer 7

dense, fibrous connective tissue layer of the skin (corium)

Question 8

sebaceous gland

Answer 8

oil glands in the skin

Question 9

sebum

Answer 9

oily substance secreted by the sebaceous glands

Question 10

sudoriferous glands

Answer 10

sweat glands

Question 11

subcutaneous layer

Answer 11

connective and adipose tissue layer just deep to (under) the dermis

Question 12

collagen

Answer 12

protein substance in the skin and connective tissue

Question 13

hair

Answer 13

outgrowth of the skin composed of keratin

Question 14

nail

Answer 14

outgrowth of the skin, composed of keratin, at the end of each finger and toe

Question 15

keratin

Answer 15

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