Key Terms

• epidermis — outermost layer of skin
• dermis — deeper skin layer with glands & follicles
• subcutaneous — layer under the dermis (fat)
• sebaceous gland — oil gland
• sudoriferous gland — sweat gland
• keratin — structural protein in skin/hair
• melanin — pigment that gives skin color
• eczema — inflammatory skin condition
• psoriasis — autoimmune skin disease with plaques
• abrasion — superficial skin scrape
• laceration — deeper tear/cut in the skin