ARTi

The biology of human skin

Chapter 1

The architecture of our outer shield

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Answer

Chapter 2

The evolutionary rainbow of human pigment

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Answer

Chapter 3

A bustling microscopic wilderness

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Answer

Chapter 4

The magic of self-repair and healing

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Answer

YOUR GOAL

Master of The biology of human skin

Ch 4 · The magic of self-repair and healing
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Mend-A-Friend

teacher Mend-A-Friend

2h ago

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teacher

teacher Brand-new skin is on the way (oh yeah!) / Shedding the old to save the day (save the day!)

9h ago

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teacher
The rebuilding of collagen bridges

teacher The rebuilding of collagen bridges

9h ago

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teacher
Fun Fact

Scar tissue: Scar tissue is weaker than normal skin and completely lacks hair follicles, sweat glands, and elastic proteins.

9h ago

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teacher
The clean up crew of inflammation

teacher The clean up crew of inflammation

9h ago

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teacher
Glossary
fibroblast (noun)
A cell in connective tissue that produces collagen and other fibers. In 1858, Rudolf Virchow first described these cells, which later proved essential for repairing damaged skin.

9h ago

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Quiz

Which cells are responsible for laying down new collagen to rebuild damaged skin?

9h ago

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teacher
Gossip

What is your attitude toward having body scars?

9h ago

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teacher
Quiz

How long can the final remodeling phase of a deep skin wound continue?

9h ago

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teacher
Quiz

Which blood component forms the initial physical plug to stop bleeding in a cut?

9h ago

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Quiz

What happens to the rate of skin cell regeneration as humans age?

9h ago

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teacher
Quiz

What skin structure is permanently missing from fully formed scar tissue?

9h ago

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teacher
Quiz

Why does scar tissue look different and feel stiffer than normal human skin?

9h ago

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teacher
Quiz

What is the primary role of white blood cells during the inflammatory phase of healing?

9h ago

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teacher
Quiz

What is the first immediate stage of the skin's wound-healing process?

9h ago