CHP6 The Intugumentary System

Stratum corneum up to 30 layers of scaly dead cells 1

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Unformatted text preview: ked with eleidin…intermediate Keratinocytes eleidin…intermediate stage of keratin (Cells have no organelles so do not stain well) well) 1. Stratum corneum= up to 30 layers of scaly, dead cells 1. Stratum up called keratinocytes keratinocytes • Dander –vs- dandruff Dermis Dermis Dermis= connective tissue; blood vessels, sweat & connective sebaceous glands, hair follicles, nail roots sebaceous • • • Mostly collagen, but some elastic & reticular fibers Sensory nerves & muscle tissue as well Boundary btw epidermis & dermis is distinct w/ Boundary wavy appearance (dermal papillae) to resist wavy to slippage of epi across dermis slippage • Taller papillae allow for nerves & bld capillaries to reach close to skin surface to Dermis Dermis Dermis= connective tissue (mostly collagen, but some connective elastic & reticular fibers); blood vessels, sweat & sebaceous glands, hair follicles, nail roots sebaceous • Sensory nerves & muscle tissue as well • Boundary btw epidermis & dermis is distinct w/ Boundary wavy appearance (dermal papillae) to resist wavy to slippage of epi across dermis slippage • Taller papillae allow for nerves & bld capillaries to reach close to skin surface to 2 zone of dermis=...
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