integumentary system

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Author:
andreathors16
ID:
106926
Filename:
integumentary system
Updated:
2011-10-25 14:03:21
Tags:
midterm two
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Description:
anatomy
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  1. epidermis
    • waterproof barior
    • protects from cooties
  2. stratum corneum
    • protects deeper layers from invasions
    • 1
  3. stratum lucidum
    • provides additional level of toughness
    • only in palms and heels 2
  4. stratum granulosum
    layer in which keratin starts to form 3
  5. stratum spinosum
    provides strength and flexability 4
  6. stratum basale
    • divides and push new cells to surface
    • 5 deepest layer
  7. layers of epidermis
    • stratum corneum
    • stratum lucidum
    • stratum granulosum
    • stratum spinosum
    • stratum basale
  8. keratinocytes
    • protects deeper layers from injury
    • black cels in stratum basale
  9. dermis
    • holds blood vessels and nerves
    • supports epidermis
  10. papilla
    nurishing growing hair follicle
  11. sebaceuos gland
    secretes sebum
  12. sudoriferois gland
    • secreats sweat
    • cools body down
  13. arrector pili muscle
    • make hairs stand up
    • goosebumps
  14. hair root plexus
    detects light touch
  15. adipose tissue
    stores fat
  16. lamellated corpuscle
    detects deep pressure
  17. hair follicle
    holds root of hair
  18. shaft
    provides structure for hair outside of skin
  19. root
    manages growth of hair
  20. bulb
    responsible for hair growth
  21. small blood vessels
    provide blood suply to dermis
  22. subcutaneous
    used mainly for fat storage
  23. larger blood vessels
    supply the blood to the skin

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