Human Skin and Nails Anatomy

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Questions and Answers

Why is it important for surgeons to make incisions parallel to Langer's Lines?

  • To increase the visibility of underlying vessels
  • To prevent infection in the wound
  • To decrease the healing time of the wound
  • To reduce the risk of gapping in the wound and prominent scar formation (correct)

What is the primary function of the superficial fascia in the body?

  • Connects the dermis of the skin to deep fascia
  • Acts as a food reservoir (correct)
  • Forms a sheath around muscles in the limbs
  • Invests muscles and deep structures

How are burns classified based on their characteristics?

  • According to the presence of scar tissue
  • According to the degree of skin discoloration
  • According to the depth of the burn and its size (correct)
  • According to the size of the blood vessels visible

What is albinism?

<p>The absence of the melanin pigment from the skin (B)</p> Signup and view all the answers

Which type of tissue unites the dermis of the skin to the underlying deep fascia?

<p>Areolar tissue (D)</p> Signup and view all the answers

Why do incisions made across Langer's Lines result in gapping of wounds?

<p>Causing damage to collagen fibers (B)</p> Signup and view all the answers

What is the primary function of deep fascia in limbs?

<p>To form a definite sheath around muscles and structures (B)</p> Signup and view all the answers

What happens when skin incisions are made parallel to Langer's Lines?

<p>Wounds heal faster with less scarring (A)</p> Signup and view all the answers

How does the presence of melanin affect skin color?

<p>Gives a dark coloration to the skin (C)</p> Signup and view all the answers

What happens when burns are classified into degrees according to their depth?

<p>The severity of burns is determined (C)</p> Signup and view all the answers

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