Chapter 16 - Key Vocabs

Question 1

Adipocyte

Answer 1

Fat cell

Question 2

Albino

Answer 2

Person with skin deficient in pigment (melanin)

Question 3

Apocrine sweat gland

Answer 3

1. One of the large dermal exocrine glands located in the axilla and genital areas
2. Responsible for human body odor

Question 4

Basal layer

Answer 4

Deepest region of the epidermis; it gives rise to all the epidermal cells

Question 5

Collagen

Answer 5

Structural protein found in the skin and connective tissue

Question 6

Cuticle

Answer 6

Band of epidermis at the base and sides of the nail plate

Question 7

Dermis

Answer 7

Middle layer of the skin

Question 8

Eccrine Sweat Gland

Answer 8

Most numerous sweat-producing exocrine gland in the skin

Question 9

Epidermis

Answer 9

Outermost layer of the skin

Question 10

Epithelium

Answer 10

Layer of skin cells forming the outer and inner surfaces of hte body

Question 11

Hair follice

Answer 11

Sac within which each hair grows

Question 12

Integumentary system

Answer 12

The skin and its accessory structures such as hairs and nails

Question 13

Keratin

Answer 13

Hard protein material found in the epidermis, hair, and nails.

Question 14

Lunula

Answer 14

The half-moon-shaped, whitish area at the base of a nail

Question 15

Melanin

Answer 15

1. Skin pigment. It is formed by melanocytes in the epidermis.
2. Eumelanin = brown-black pigment
3. Pheomelanin = red-yellow pigment

Question 16

Paronychium

Answer 16

Soft tissue surrounding the nail border

Question 17

Pore

Answer 17

Tiny opening on the surface of the skin

Question 18

Sebaceous gland

Answer 18

Oil-secreting gland in the dermis that is associated with hair follicles

Question 19

Sebum

Answer 19

Oily substance secreted by sebaceous gland

Question 20

Squamous epithelium

Answer 20

Flat, scale-like cells composing with epidermis

Question 21

Stratified

Answer 21

Arranged in layers

Question 22

Stratum

Answer 22

A layer of cells

Question 23

Stratum corneum

Answer 23

Outermost layer of the epidermis, which consist of flattened, keratinized cells

Question 24

Subcutaneous layer

Answer 24

Innermost layer of the skin, containing fat tissue