integumentary

Question 1

The outer layer of the skin is the:

Answer 1

epidermis

Question 2

In treating a burned patient, the “rule of nines” is used to estimate:

Answer 2

Divides the body into percentages

Question 3

The protein in epidermal cells that makes the skin relatively waterproof is:

Answer 3

keratin

Question 4

The secretion from what gland, in conjunction with bacteria causes body odor?

Answer 4

apocrine

Question 5

The protein that protects the inner living skin from the damaging effects of
ultraviolet rays is:

Answer 5

melanin

Question 6

The secretion that prevents the drying of the eardrum is:

Answer 6

cerumen

Question 7

The epidermal layer containing a single layer of mitotically active columnar cells is the:

Answer 7

basal cells

Question 8

The lunula indicates the location of the:

Answer 8

nail matrix

Question 9

The subcutaneous layer is distinguishable from the dermis by its abundance of

Answer 9

adipose tissue

Question 10

Rupturing the dermis may cause this to develop:

Answer 10

stretch marks

Question 11

The two components of the integumentary system are the

Answer 11

cutaneous membrane and accessory structure

Question 12

The tough “horny” superficial layer of the epidermis is known as the

Answer 12

corneum

Question 13

Cyanosis signifies that a patient

Answer 13

blood does not have enough oxygen

Question 14

Exposure to ultraviolet light (sunlight) causes the skin to darken by increasing the
production of

Answer 14

melanin

Question 15

An important vitamin that is formed in the skin when it is exposed to sunlight is

Answer 15

vitamin D

Question 16

The protein that permits stretching and recoiling of the skin is

Answer 16

elastic fibers

Question 17

Skin inflammation that primarily involves the papillary layer is termed

Answer 17

dermatitis

Question 18

While assessing a patient, you discover that after pinching the skin on the back of the hand, it remains peaked. This is a sign of

Answer 18

dehydration

Question 19

What are the accessory organs of the skin?

Answer 19

nails, hair, sweat glands, and sebaceous glands

Question 20

What happens when the arrector pili muscles contract?

Answer 20

goosebumps form

Question 21

Hair turns gray or white due to

Answer 21

pigment cells die

Question 22

Explain the immediate response the skin has to injury,

Answer 22

inflammation and bleeding

Question 23

Sensible perspiration released by the eccrine sweat glands serves to

Answer 23

merocrine

Question 24

Each of the following is a function of the integumentary system, except

Answer 24

vitamin C synthesis

Question 25

While walking barefoot on the beach, Joe stepped on a thorn that penetrated
through the sole of his foot to the dermis. How many layers of epidermis did the
thorn penetrate?

Answer 25

all layers

Question 26

The primary pigments contained in the epidermis are

Answer 26

carotene and melanin

Question 27

An albino individual lacks the ability to produce

Answer 27

melanin

Question 28

What are the characteristics of the epidermis?

Answer 28

stratified squamous epithelium with four to five layers

Question 29

_____ are cells in the epidermis that are part of the immune system.

Answer 29

langerhans

Question 30

What are epidermal ridges?

Answer 30

pattern of ridges in the deep surface of the epidermis to t the underlying dermis

Question 31

The layer of stem cells that constantly divide to renew the epidermis is the

Answer 31

basal cell

Question 32

Types of skin cancers include

Answer 32

basal cell carcinoma, squamous cell carcinoma and melanoma

Question 33

Epidermal growth factor exerts what effects on the epidermis?

Answer 33

mitogenic effects