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Integumentary System (layers of the epidermis (Stratum Corneum (Protection…

- - - - portion of the hair underneath the skin
    - - portion of hair above skin
    - - dermal and epidermal sheath surrounds hair roots
    - - enlarged base of hair
    - - base of roots, made of connective tissue
    - - surrounds hair papilla
  - - - attached portion of nail
    - - portion embedded in the skin
    - - skin and nail attach
    - - underneath the nail
    - - nail production
    - - moon-shape close to cuticle
    - - Exocrine glands
  - - - to cool the body excretion of waste
    - - chemical released to attract mates
- - - - surface vessels constrict ( close up )
    - - Dilate (expand) surface blood vessels
  - - - rids body of waste in form of urea ( sweat)