Book 2026 Exam Questions and
Answers | Already Graded A+
Why is UVB radiation also known as "burning rays"? - ANSWER
✔✔UVB wavelengths cause cancer as well as burning of the skin
What is not an element of the skin's acid mantle? - ANSWER
✔✔blood (sebum, lipids, and sweat are part of the skin's acid mantle)
What causes injured skin to restore itself to its normal thickness? -
ANSWER ✔✔hyperproduction of cells
Histology is also known as..... - ANSWER ✔✔microscopic anatomy
Which of the following is not a characteristic of healthy skin?
,Moist
Smooth
Slightly Rough
Somewhat Acidic - ANSWER ✔✔slightly rough
What are the most abundant in the fingertips, as opposed to other parts
of the body? - ANSWER ✔✔sensory nerve fibers
What is the average internal temperature of the body in degrees
Fahrenheit? - ANSWER ✔✔98.6
Why does the body perspire? - ANSWER ✔✔To protect us from
overheating
What are follicles? - ANSWER ✔✔tubelike openings in the epidermis
What is glycation? - ANSWER ✔✔The binding of a protein molecule
to a glucose molecule
What are hair papillae? - ANSWER ✔✔cone-shaped elevations at the
base of the follicle
Where in the body is hyaluronic acid found? - ANSWER ✔✔skin
,What is hydrolipidic film? - ANSWER ✔✔oil-water balance that
protects the skin's surface
What is the acid mantle? - ANSWER ✔✔Protective layer of lipids and
secretions on the skins surface
Where in the body are the coiled structures known as apocrine glands
found? - ANSWER ✔✔underarm and genital areas
What is the result of the contraction of the arrector pili muscle? -
ANSWER ✔✔goosebumps
What are ceramides? - ANSWER ✔✔Glycolipid materials
What is collagen? - ANSWER ✔✔Fibrous tissue made from protein
What are corneocytes? - ANSWER ✔✔Hardened keratinocytes
What are membranes of ridges and grooves that attach to the
epidermis? - ANSWER ✔✔dermal papillae
How fast does hair grow? - ANSWER ✔✔6 inches per year/ 0.5
inches per month
What is oil that provides protection for the epidermis from external
factors and that lubricates both the skin and hair? - ANSWER
✔✔sebum
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3
, What is the formal name for the horny layer? - ANSWER ✔✔Stratum
Corneum
What is the technical name for the nail? - ANSWER ✔✔Onyx
What is true of the Stratum Corneum? - ANSWER ✔✔It is the
outermost layer of the skin
What happens in the Stratum Germinativum? - ANSWER ✔✔Cells
divide
What happens in the stratum granulosum? - ANSWER ✔✔keratin
and intercellular lipids are produced
What part of the skin provides a protective cushion and energy storage
for the body? - ANSWER ✔✔subcutaneous layer
What are the glands that excrete perspiration, regulate body
temperature, and detoxify the body? - ANSWER ✔✔sudoriferous
What is telangiectasia? - ANSWER ✔✔capillary wall dilation (small,
widened blood vessels on the skin)
What causes transepidermal water loss? TEWL
perspiration, evaporation, salivation, or secretion - ANSWER
✔✔evaporation