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19 Cards in this Set

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Fine, downy unpigmented hair that appears on the fetus in the last 3 months of development.
Langugo
at birth, replaced by fine unpigmented hair.
vellus
longer, courser and pigmented
terminal hair
What do we need to make Vit - D?
U.V. light
Why are people who live north deficiate of Vit-D?
Lack of U.V. light rays
Why lips brighter red?
more blood flow around lips
Too much Vit-D in a persons bones causes the bones to bow out. What is this called?
Ricots.
T/F the Jacobsons organ is real
True
Hairs on this gland are used to prevent odor T/F
Apocrine
Why does athletes foot occure on your feet?
No sebaceous secretion, no fatty acid to prevent bacteria.
Why do we get prune fingers?
no water repelent, sebacious secretions.
water - hypotonic - swell and causes wrinkles.
What is your cuticle?
epihychim
What is the space under the finger nail called?
hyponychium
The lunila is located at the top of the fingernail T/F
False
What are the three hair cycles?
anagen - form the epithelial root sheath

catagen - follicle shrinks, hair loses anchorage

telogen - resting stage, hair falls out
Thinning hair or baldness - could be caused by disease, poor nutrition, fever, emotional trauma, radiation, or chemo
Alopecia
Protect nostrils, ear canal and prevent foreign particles from entering.
vibrissae
Enhance facial expression and non-verbal expression...
eyebrows
What is the "raincoat effect?"
when hair on the body grows in a direction that water will flow off to protect the skin.