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Biology: Keratin and Healthy Nails

8 Questions

1 Views

Biology: Keratin and Healthy Nails

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@CleanestSulfur

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Questions and Answers

What is the primary function of keratins in nails?

To provide color to the nail

To aid in nail growth rate

To form the major structural component of nails (correct)

To provide a protective barrier

Where are keratins 5 and 17 expressed in the nail?

Throughout the nail bed (correct)

In the hyponychium

In the eponychium

In the cuticle

What is the function of keratin 10 in the nail?

To provide flexibility to the nail

To provide strength to the nail

To contribute to adhesion and barrier function (correct)

To aid in nail growth

What is the unique structure of keratin proteins?

<p>Long, coiled chains of amino acids arranged in a specific way</p> Signup and view all the answers

What is the benefit of the unique structure of keratin proteins?

<p>It provides both strength and flexibility to the nail</p> Signup and view all the answers

How is the nail plate formed?

<p>Keratinocytes in the nail bed produce keratin that gets pushed forward, hardens, and forms the visible nail plate</p> Signup and view all the answers

Why is adequate protein intake crucial for healthy keratin production?

<p>To provide essential amino acids for keratin production</p> Signup and view all the answers

What can disrupt keratin structure and lead to brittle or weak nails?

<p>Chemical exposure, excessive moisture, or trauma</p> Signup and view all the answers

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