Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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Hard keratin makes up _________ percent of human
hair.
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2.
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Someone who smokes an e-cigarette that contains
nicotine will experience _________.
a. | erosion of the stomach lining | b. | destruction of the salivary glands | c. | contraction of the blood vessels | d. | dilation of the esophagus |
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3.
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Body tissues come from the basic building blocks
known as _________.
a. | carbohydrates | b. | sugars | c. | proteins | d. | lipids |
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4.
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Healthy skin is _________.
a. | slightly dry | b. | slightly basic | c. | slightly
acidic | d. | slightly rough |
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5.
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The dermis contains a layer called
_________.
a. | the stratum lucidum | b. | the stratum granulosum | c. | the subcutaneous
layer | d. | the stratum
germinativum |
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6.
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The white blood cell that digests and kills
bacteria and parasites with its enzyme is called a _________.
a. | lamellar granule | b. | corneocyte | c. | leukocyte | d. | Langerhans immune
cell |
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7.
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The oil glands are also known as
_________.
a. | sudoriferous glands | b. | arrector pili | c. | endocrine
glands | d. | sebaceous glands |
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8.
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The ability for skin to stretch and return to
firmness is caused by _________.
a. | melanin | b. | collagen | c. | elastin | d. | keratin |
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9.
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When capillaries have been damaged and are now
larger, or distended, blood vessels, a condition known as _________ is present.
a. | rosacea | b. | telangiectasia | c. | microcirculation | d. | glycation |
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10.
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What does the term subcutaneous layer refer
to?
a. | A thin, protective covering with many nerve
endings | b. | A layer composed mostly of collagen and
elastin | c. | A protective cushion and energy storage for the
body | d. | The support layer of connective
tissues |
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11.
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What is water loss caused by evaporation on the
skin's surface?
a. | Barrier function | b. | Transepidermal water loss | c. | Epidermal growth factor | d. | Heat
regulation |
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12.
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Skin irritation and intercellular transepidermal
water loss are prevented by the _________.
a. | barrier function | b. | intercellular matrix | c. | arrector pili
muscle | d. | sebum |
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13.
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Another term for the horny layer is the
_________.
a. | stratum germinativum | b. | stratum lucidum | c. | stratum
corneum | d. | stratum
granulosum |
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14.
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The glycolipid materials that are a natural part of
skin's intercellular matrix and barrier function are collectively known as
_________.
a. | triglycerides | b. | fatty acids | c. | ceramides | d. | hyaluronic
acids |
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15.
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What is telangiectasia?
a. | A chronic vascular disorder characterized by varying
degrees of skin redness | b. | The binding of a
protein molecule to a glucose molecule | c. | An
anti-inflammatory, an antioxidant, and a key factor in tissue repair | d. | A condition in which capillaries have been damaged and are now larger blood
vessels. |
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16.
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The type of light wavelength that ranges between
320 and 400 nanometers and penetrates deep into the skin is _________.
a. | UVA radiation | b. | HEV light | c. | UVC
radiation | d. | UVB radiation |
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17.
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A client who has a scar under her arm
_________.
a. | will never grow hair on that part of the
underarm | b. | will be sensitive to touch
there | c. | cannot be waxed in the axillary
area | d. | will sweat more
readily |
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18.
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Every minute, the human skin sheds _________
cells.
a. | 300 | b. | 3000 | c. | 30,000 | d. | 3,00,000 |
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19.
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The most sensory nerve fibers in the skin are
located in _________.
a. | the feet | b. | the eyes | c. | the
fingertips | d. | the
nose |
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20.
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The part of the skin that insulates is known as
_________.
a. | sebum | b. | fibroblasts | c. | melanocytes | d. | adipose
tissue |
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21.
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Abel is shivering with cold and goose bumps appear
on his arms. This is an example what part of the body working?
a. | Fibroblasts | b. | Melanocytes | c. | Adipose
tissue | d. | Arrector pili
muscles |
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22.
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What condition, related to circulation, causes the
skin under the nails to turn purplish or blue?
a. | Melanoma | b. | Keratosis | c. | Cyanosis | d. | Elastosis |
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23.
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One example of a motor nerve functioning is
_________.
a. | pulling away from a hot stove | b. | reacting to pain | c. | goose
bumps | d. | a message sent to the central nervous
system |
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24.
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What does exfoliation removes and
deplete?
a. | Leukocytes | b. | T cells | c. | Lipids | d. | Lymph |
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25.
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What do the natural antioxidants in the skin help
to prevent damage from?
a. | UVC | b. | Leukocytes | c. | Free
radicals | d. | Metabolites |
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