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Unformatted text preview: two layers: a. papillary layer mainly areolar connective tissue lots of blood vessels dermal papillae capillary loops sensory cells produce finger prints b. reticular layer mainly dense (irregular connective tissue) lots of collagen fibers lines of cleavage between collagen bundles tension lines longitudinal in limbs circular around trunk incisions parallel to lines heal quicker dermal tearing = stretch marks (silvery) Subcutaneous Layer Human Anatomy & Physiology: Integumentary System, Lecture Notes, Ziser, 2005 4 = hypodermis or superficial fascia below skin mainly adipose tissue (ie subcutaneous fat) insulation infants and elderly have less of this than adults and are therefore more sensitive to cold...
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