Quizlet skin diagram

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  1. Pacinian corpuscle: nerve receptors that respond to pressure and vibrations; they are oval capsules of sensory nerve fibers located in the subcutaneous fatty tissue
  2. blood vessels: tubes that carry blood as it circulates. Arteries bring oxygenated blood from the heart and lungs; veins return oxygen-depleted blood back to the heart and lungs
  3. dermis: the layer of the skin just beneath the epidermis
  4. epidermis: the outer layer of skin
  5. hair erector muscle: a muscle is connected to each hair follicle and the skin--its contracts(in response to cold, fear, etc.), resulting in an erect hair and a "goosebump"
  6. hair follicle: a tube-shaped sheath that surrounds the part of the hair that is under the skin. It is located in the epidermis and the dermis. The hair is nourished by the follicle at its base
  7. hair shaft: the part of the hair that is above the skin
  8. melanocyte: a cell in the epidermis that produces melanin (pigment)
  9. sebaceous gland: a small, sakc-shaped gland that releases oily liquids onto the hair follicle. These glands are located in the dermis, usually next to hair follicles
  10. subcutaneous tissue: fatty tissue located under the dermis
  11. sweat gland: a tube-shaped gland that produces perspiration. The gland is located in the epidermis; it releases sweat onto the skin