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Integumentary System

Explore the factors influencing skin color variation in people from equatorial and polar regions. Discuss the structure and function of the integumentary system, including the dermis, epidermis, hair follicles, and melanin production. Discover the important role of skin in protecting against germs and UV radiation. Resources include Holt Life Science, guided notes, and a Bill Nye Skin video.

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Integumentary System

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  1. Integumentary System

  2. Challenge ? People who come from equatorial regions generally have darker skin while people who come from polar regions generally have lighter skin. Explain why. Explain why?

  3. Connection

  4. Vocabulary- Describe structure & Function • Dermis • Epidermis • Hair follicle • Melanin • Sweat gland

  5. Resources • Holt Life Science pages 534-537 • Guided Notes • Bill Nye Skin Video and Questions

  6. Challenge ? • Circle all of the things that are true of skin • Skin is not an organ • Skin can release wastes from the body • Skin can heal itself • Skin can act like a sunscreen • Skin keeps out germs • Hair and nails are not part of skin • Skin has one main layer

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