U10_L2 Discover the Structure of Hair

Question 1 of 5

1. Question

20 point(s)

What is the primary protein that forms the structure of hair?

Keratin

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Collagen

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Question 2 of 5

2. Question

20 point(s)

What is the function of the sebaceous glands?

Secrete natural oils to condition the skin and hair

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Produce sweat

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Question 3 of 5

3. Question

20 point(s)

Select the parts of the hair shaft.

Cuticle

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Cortex

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Medulla

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Epidermis

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Question 4 of 5

4. Question

20 point(s)

What is the role of the arrector pili muscle?

Contracts to cause “goose bumps”

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Produces hair pigment

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Question 5 of 5

5. Question

20 point(s)

Which factors can influence sebum production?

Dietary habits

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Emotional stress

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Hair color

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