Epidermis Layers Quiz

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Questions and Answers

Which layer of the epidermis is characterized by flat, dead, scale-like cells filled with keratin?

  • Stratum granulosum
  • Stratum spinosum
  • Stratum lucidum
  • Stratum corneum (correct)

Which skin lesion is a raised area less than 1 cm in diameter?

  • Papule (correct)
  • Plaque
  • Ulcer
  • Macule

Which layer of the epidermis is responsible for keratin synthesis?

  • Stratum lucidum
  • Stratum corneum
  • Stratum spinosum (correct)
  • Stratum granulosum

Which skin lesion is a raised area greater than 1 cm in diameter?

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

Which skin lesion involves a discontinuity of the skin with complete loss of the epidermis?

<p>Ulcer (C)</p> Signup and view all the answers

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Study Notes

Epidermis Structure

  • Stratum corneum, the outermost layer, is characterized by flat, dead, scale-like cells filled with keratin.

Skin Lesions

  • Papule is a raised area less than 1 cm in diameter.
  • Stratum spinosum, a layer of the epidermis, is responsible for keratin synthesis.
  • Plaque is a raised area greater than 1 cm in diameter.
  • Ulcer is a skin lesion that involves a discontinuity of the skin with complete loss of the epidermis.

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