EXAM QUESTIONS CURRENTLY TESTING
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Why is UVB radiation also know as "burning rays"? - ANSWER UVB wavelengths
cause burning of the skin as well as cancer
What is NOT an element of the skins acid mantle? - ANSWER Blood
What causes injured skin to restore itself to its normal thickness? - ANSWER
Hyperproduction of cells
What are the items in the dermis that respond to touch, pain, cold, heat and pressure? -
ANSWER Sensory nerve endings
What are 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 not a compound in the body from which free radicals take electrons? -
ANSWER Sebum
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 skins surface
What is a fiber protein found in skin, hail and nails? - ANSWER Keratin
,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 genitals
What is the result of the contraction of the arrector pili muscle? - ANSWER Goose
bumps
What does the skins barrier function protect us from, in addition to irritation? - ANSWER
Intercellular water loss
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
Where in the face does the chronic condition rosacea primarily appear? - ANSWER
Cheeks and nose
What protects the surface of the skin? - ANSWER Sebaceous glands
What are guard cells of the immune system that sense unrecognized foreign invaders,
such as bacteria? - ANSWER Langerhans immune cells
What is oil that provides protection for the epidermis from external factors and that
lubricates both the skin and hair? - ANSWER Sebum
What is the common name for the stratum corneum? - ANSWER Horny layer
What is true of the stratum corneum? - ANSWER It is the outermost layer of the skin
What is the common name for the stratum germinativum - ANSWER Basal layer
Where in the skin is the stratum germinativum located? - ANSWER Above the papillary
layer of the dermis
What is the common name for the stratum granulosum? - ANSWER Granular layer
What forms the cells in the stratum granulosum that resemble granules? - ANSWER
Keratin
,What is another name for the subcutaneous layer of the skin? - ANSWER Hypodermis
What part of the skin provides a protective cushion and energy storage for the body? -
ANSWER Subcutaneous layer
What is another name for subcutis tissue? - ANSWER Adipose tissue
What are the glands that excrete perspiration, regulate body temperature, and detoxify
the body? - ANSWER Sudoriferous
What cells identify molecules that have foreign peptides, and help to regulate immune
response? - ANSWER T-Cells
What causes telangiectasia? - ANSWER Capillary damage
What causes transepidermal water loss? - ANSWER Evaporation
What is a common term for UVA radiation? - ANSWER Aging rays
What is the dermis? - ANSWER Support layer below the epidermis
What function do desmosomes perform? - ANSWER Assist in holding cells together
What are eccrine glands? - ANSWER Sweat glands
What protein fiber is found in the dermis and gives skin its flexibility and firmness? -
ANSWER Elastin
What hormone stimulates cells to reproduce and heal? - ANSWER Epidermal growth
factor (EGF)
What is true of the epidermis? - ANSWER It is the outermost layer of the skin
What performs the functions of stimulating cells, collagen, and amino acids that form
proteins? - ANSWER Fibroblasts
What term do clients commonly use when referring to follicles? - ANSWER Pores
What comprises about 50-70 percent of the skin? - ANSWER Water
What causes the body to produce its own vitamin D? - ANSWER Exposure to the sun
What is NOT one of the six primary functions of the skin? - ANSWER Reflection
What function does the enzyme tyrosinase perform? - ANSWER Stimulates
melanocytes and thus produces melanin
, What is the other type of melanin the body produces, besides eumelanin? - ANSWER
Pheomelanin
How many times thicker than the epidermis is the dermis approximately? - ANSWER 25
When do free radicals produce more free radicals? - ANSWER While causing oxidation
reactions
What causes skin cells' built-in antioxidants to lose their ability to protect cells? -
ANSWER Sun exposure
What is true of sun exposure? - ANSWER Of all factors, it has the greatest impact on
how our skin ages
What are keratinocytes? - ANSWER Epidermal cells composed of keratin, lipids, and
other proteins
Where in the skin are lymph vessels located? - ANSWER Dermis
What protein determines hair, eye, and skin color? - ANSWER Melanin
What are melanocytes? - ANSWER Cells that produce skin pigment granules in the
basal layer
What are melanosomes? - ANSWER Pigment carrying granules that produce melanin
What is true of the papillary layer of the skin? - ANSWER It is the top layer of the dermis
What is true of the reticular layer of the skin? - ANSWER It is the deepest layer of the
dermis
What term is used to describe any mark, wound, or abnormality? - ANSWER Lesion
What is leukoderma? - ANSWER Light patches caused by destroyed pigment producing
cells
What is the term for a flat spot of discoloration, such as a freckle? - ANSWER Macule
What is true of malignant melanoma? - ANSWER It is the most serious form of skin
cancer
What condition is also known as melasma? - ANSWER Hyperpigmentation
What is an example of epidermal cysts? - ANSWER Milia