Medical Terminology Chapter 4

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Cards In This Set

Front Back
Epidermis
Outer layer of skin; waterproof layer that functions as protection and contains melanocytes
Dermis
Deep layer of skin that contains the sweat and oil glands; also contains tiny muscles attached to the hair follicles
Subcutaneous layer
Layer of loose connective tissue that connects the skin to the surface muscles; contains the blood vessels and fat
Adipocytes
Fat cells that make up most of the subcutaneous layer
Arrector pili
Tiny muscle that attaches to the hair follicle
Hair
Keratinized fibers that arise form hair follicles
Hair follicle
Area from which hair grows; located in the dermal layer of skin (dermis)
Keratin
Protein found in the hair and nails that promotes hardness
Keratinocytes
Cells that make up the epidermal layer of skin and assist in waterproofing the body
Melanocytes
Cells that give color to skin, eyes, and hair
Nail
Translucent plate made of keratin that covers and protects the ends of teh fingers and toes
Sebaceous glands
Glands that secrete oil (sebum) into the hair follicle and to the epidermal later of skin (epidermis)
Sebum
Oily secretion of the sebaceous gland
Sudoriferous glands
Glands that secrete sweat to the outside of the body; also assist in body temperature regulation
Cry/o
Cold