Skin Structure-Test 1

Question 1

Why is UVB radiation also known as “burning rays”?

Answer 1

UVB wavelengths cause cancer as well as burning of the skin.

Question 2

What is NOT an element of the skin’s Acid Mantle?

a. Lipids
b. Sebum
c. Blood
d. Sweat

Answer 2

c. Blood

Question 3

What causes skin to restore itself to its normal thickness?

Answer 3

Hyperproduction of cells

Question 4

What is Histology?

Answer 4

Microscopic anatomy

Question 5

Which is not a characteristic of healthy skin?

a. Smooth
b. Moist
c. Slightly rough
d. Somewhat acidic

Answer 5

c. Slightly Rough

Question 6

What is the average temperature of the body in degrees Fahrenheit?

Answer 6

98.6

Question 7

Why does the body perspire?

Answer 7

To protect from overheating

Question 8

What is glycation?

Answer 8

The binding of a protein molecule to a glucose molecule

Question 9

What is hydrolipidic film?

Answer 9

Oil-water balance that protects the skin’s surface.

Question 10

What is the acid mantle?

Answer 10

Protective layer of lipids and secretions on the skin’s surface.

Question 11

Where in the body are the coiled structures known as apocrine glands found?

Answer 11

Underarm and genital areas.

Question 12

What are ceramides?

Answer 12

Glycolipid materials.

Question 13

What is collagen?

Answer 13

Fibrous tissue made from protein.

Question 14

What are corneocytes?

Answer 14

Hardened keratinocytes.

Question 15

What is oil that provides protection for the epidermis from external factors and that lubricates both the skin and hair?

Answer 15

Sebum

Question 16

What is the formal name for the horny layer?

Answer 16

Stratum corneum

Question 17

What is the dermis?

Answer 17

Support layer below the epidermis

Question 18

Which nerves react to heat, cold, pain, pressure, and touch?

Answer 18

Sensory

Question 19

What causes the body to produce its own Vitamin D?

Answer 19

Exposure to the sun

Question 20

What is not one of the six primary functions of the skin?

a. Sensation
b. Heat Regulation
c. Reflection
d. Absorption

Answer 20

c. Reflection

Question 21

What does scar tissue lack?

Answer 21

Hair and sweat glands

Question 22

What are most abundant in the fingertips, as opposed to other parts of the body?

Answer 22

Sensory Nerve Fibers

Question 23

What are follicles?

Answer 23

tubelike openings in the epidermis

Question 24

What are hair papillae?

Answer 24

Cone-shaped elevations at the base of the follicle

Question 25

Where in the body is hyaluronic acid found?

Answer 25

The skin

Question 26

What is the result of the contraction of the arrest or pili muscle?

Answer 26

Goosebumps

Question 27

What are membranes of ridges and grooves that attach to the epidermis?

Answer 27

Dermal Papillae

Question 28

How fast does hair grow?

Answer 28

6 inches per year

Question 29

What is the technical term for the nail?

Answer 29

Onyx

Question 30

Which nerves convey impulses from the brain or spinal cord to the muscles or glands?

Answer 30

Motor

Question 31

If a person has a purple or bluish tone under their fingernails, then they most likely have which condition?

Answer 31

Cyanosis

Question 32

Which of the following statements is true about the nail plate?

Answer 32

It contains no nerves

Question 33

How is B-keratin different from A-Keratin?

Answer 33

It has lower moisture and fat than A-keratin

Question 34

What percentage of hard B-keratin does hair contain?

Answer 34

90%

Question 35

Estheticians should have a thorough understanding of the physiology histology of the skin for all the following reasons EXCEPT to

Answer 35

be able to help clients choose hormone replacement therapy programs.

Question 36

What is an esthetician’s primary focus?

Answer 36

To preserve, protect, and nourish the skin

Question 37

Estheticians should be able to interpret the effects of which factor that influences skin health and appearance?

Answer 37

Ultraviolet damage, hormones, and nutrition.

Question 38

Estheticians who specialize in the health and beauty of skin are sometimes referred to as

Answer 38

Technicians

Question 39

What function does the sebaceous gland perform?

Answer 39

Protect the surface of the skin

Question 40

What are sweat glands that are found all over the body with openings on the skin’s surface through pores and that are not attached to hair follicles?

Answer 40

Eccrine

Question 41

What are proteins?

Answer 41

The basic material and building blocks of the body’s tissues

Question 42

What are Eccrine glands?

Answer 42

Sweat Glands

Question 43

What is true of the stratum corneum?

Answer 43

It is the outermost layer of the skin

Question 44

What happens in the stratum germinativum?

Answer 44

Cells Divide

Question 45

What happens in the stratum granulosum?

Answer 45

Keratin is produced

Question 46

What part of the skin provides a protective cushion and energy storage for the body?

Answer 46

Subcutaneous layer

Question 47

What happens in the stratum granulosum?

Answer 47

Keratin is produced

Question 48

Which of the following statements is true about a nail plate? A. It is soft and thin B. It has many blood vessels C. It contains not nerves D. It is composed of A-keratin

Answer 48

It is composed of A-Keratin

Question 49

Estheticians should have a thorough understanding of the physiology and histology of the skin for all the following reasons EXCEPT to A. Confidently treat the body to maintain optimum health B. Understand how the skin and the other body parts work together C. Understand the effects of ultraviolet (UV) damage, hormonal influences, and nutrition on skin health D. Be able to help clients choose hormone replacement therapy programs.

Answer 49

Be able to help clients choose hormone replacement therapy programs.

Question 50

When do free radicals produce more free radicals?

Answer 50

While causing oxidation reactions

Question 51

What function do the sudoriferious gland perform?

Answer 51

Excrete perspiration, regulate body temperature, and detoxify the body.

Question 52

What comprises about 50-70% of the skin?

Answer 52

Water

Question 53

What causes TEWL?

Answer 53

Evaporation

Question 54

What is telangiectasia?

Answer 54

Capillary wall dilation

Question 55

What are glands that excrete perspiration regulate body temperature, and detoxify the body?

Answer 55

Sudoriferous