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13 Cards in this Set
- Front
- Back
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What is the epidermis? |
The outermost part of the skin. |
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What is the dermis? |
the middle part of the skin. |
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What is the subcutaneous? |
the fatty most bottom layer of the skin. |
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What parts of the skin is affected by the aging process? |
epidermis, dermis, and the subcutaneous. |
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what two major components keep the skin elastic? |
Collagen and Elastin |
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What is Photoaging? |
Aging caused by radiation from the sun. |
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What causes the hair to grey? |
Hair loses its pigment when the production of melanin,which gives hair its color, slows and eventually ceases. |
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What causes hair loss in aging? |
The destruction of germination centers that produce the hair in the hair follicles. |
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What is androgenetic alopecia? |
causes the hair follicles to stop producing the long, thick, pigmented hair known as terminalhair and instead produce short, fine, unpigmented andlargely invisible hair known as vellus hair. |
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What effects does aging have on body build? |
Height, BMI, and Fat-free mass(FFM) |
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What is sarcopenia? |
a progressive age-related loss of muscle tissue |
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What effect does aging have on bones? |
Over time individuals lose bone mineral content |
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What effect does aging have on joints? |
Over time, individuals lose articular cartilage |
