Integumentary System

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Across
  1. 4. a layer of stem cells connected to the dermis that make new cells
  2. 5. the narrowing of dermal blood vessels
  3. 7. cells that combine with nerve endings to make sensory receptors for touch
  4. 11. sweat glands in the armpit and groin
  5. 12. cells that ingest foreign invaders
  6. 15. contain capillaries that supply nutrients
  7. 18. the opening of dermal blood vessels
  8. 20. muscles that can cause the hair to stand upright
  9. 21. a layer of dermis that contains dense connective tissue
Down
  1. 1. the system that includes the skin
  2. 2. cells that allow skin to feel pressure/vibrations
  3. 3. where the blood vessels, glands, hair follicles, & nerves are located
  4. 6. a layer of dead cells
  5. 7. produce melanin
  6. 8. made of fat; not technically a layer of skin
  7. 9. the outer most layer of the skin
  8. 10. the central core of a hair
  9. 13. produce keratin
  10. 14. a chemical pigment that shields against UV radiation
  11. 16. where the fingernail grows
  12. 17. sweat glands on the palms and feet
  13. 19. glands that lubricate/soften skin and hair