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With which of the following statements would a semiotician most likely agree?
Papillary Region
The uppermost layer of the dermis, featuring finger-like projections called papillae that increase surface area for nutrient exchange and grip.
Arrector Pili
Small muscles attached to hair follicles in mammals, contraction of which causes the hair to stand on end.
Blood Ph
The measure of acidity or alkalinity of the blood, which is tightly regulated around a value of 7.4.
Apocrine Sweat Glands
Specialized sweat glands that produce a thicker, milky secretion and are typically associated with hair follicles in underarm and genital areas.
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