Anatomy and Physiology of Nails
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Questions and Answers

What is the role of the eponychium?

  • To produce new nail cells
  • To protect the nail matrix and nail bed (correct)
  • To form a protective barrier beneath the free edge of the nail
  • To promote healthy nail growth

Where is the lunula located?

  • Near the cuticle, at the base of the nail (correct)
  • At the free edge of the nail
  • Beneath the nail root
  • At the junction between the fingertip and the underside of the nail plate

What is the function of the hyponychium?

  • To form a protective barrier beneath the free edge of the nail
  • To produce new nail cells
  • To serve as a protective barrier, preventing debris and microorganisms from entering beneath the nail (correct)
  • To protect the nail matrix and nail bed

What is responsible for the production of new nail cells?

<p>Nail matrix (B)</p> Signup and view all the answers

How does age influence nail growth rates?

<p>Nails grow faster in children and teenagers and slow down with aging (D)</p> Signup and view all the answers

What is the main purpose of nails?

<p>To assist in certain physical activities in daily life (D)</p> Signup and view all the answers

How long does it take for a child's nail to grow out completely?

<p>3 months (A)</p> Signup and view all the answers

During which phase does the nail growth slow down?

<p>Catagen Phase (B)</p> Signup and view all the answers

What should the surface of healthy nails be like?

<p>Smooth (B)</p> Signup and view all the answers

What happens to old nail cells during the Telogen (Rest) Phase?

<p>They harden and become visible nail plate (C)</p> Signup and view all the answers

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