2.31 Anatomy of the skin Online version The skin and its elements by Jorge Arizpe 1 Epidermis 2 Dermis 3 Hipodermis (subcutaneous) 4 Fatty tissue (adipose) 5 Hair follicle 6 Hair erector muscle 7 Hair 8 Stratum corneum 9 Stratum basale 10 Sebaceous gland 11 Sweat gland 12 Nerve endings 13 Artery 14 Vein 15 Lymphatic vessel 16 Pore