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Integumentary System


lanugo fine soft hair
keratin a tough protein found in hair, nails, and honry skin tissues
scleroprotein a hard fibrous protein found in keratin
horny resembling a horn or hardness; pertaining to a horn
arrector that which raises an eretor muscle
arrectores pilorum the tiny smooth muscles attached to the hair follicles that make the hair stand erect when contracted "raisers ot the hair"
cilium an eyelash a mircoscopic motile hairlike process found on the surface of certain cells
capillary tiny blood vessels connecting arterioles and venules pertaining to or resembling hair
lunula halfmoon (cresent-shaped) white arch near the root of a nail
Created by: Wolkowski