The Layers of the Skin

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Questions and Answers

Which is the largest organ in the body?

  • Lungs
  • Skin (correct)
  • Liver
  • Heart

What is the function of the skin?

  • To regulate body temperature (correct)
  • To digest food
  • To pump blood
  • To produce hormones

What is the pH of the skin?

  • 3
  • 1
  • 7
  • 5.5 (correct)

What is the main pigment responsible for skin color?

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

Which layer of the skin contains capillaries for the nutrition of the epidermis?

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

What is the function of sebaceous glands?

<p>To produce sebum (D)</p> Signup and view all the answers

Which layer of the hair is heavily keratinized?

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

Which region of the dermis contains areolar connective tissue and fine elastic fibers?

<p>Papillary region (A)</p> Signup and view all the answers

Which layer of the skin is responsible for energy storage and physical protection?

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

Which layer of the skin contains keratinocytes and is avascular?

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

Which type of cell in the skin is responsible for producing melanin?

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

Which layer of the epidermis is the deepest and contains stem cells for skin regeneration?

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

Which type of sweat glands start working soon after birth?

<p>Eccrine glands (A)</p> Signup and view all the answers

Which type of sweat glands secrete oily substances containing lipids, proteins, and steroids?

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

Which type of sweat glands have no thermoregulatory role?

<p>Apocrine glands (A)</p> Signup and view all the answers

What is the function of ceruminous glands?

<p>Produce waxy secretion (C)</p> Signup and view all the answers

Which layer of the epidermis is ONLY present in thick skin?

<p>Stratum lucidum (A)</p> Signup and view all the answers

Which layer of the epidermis contains lamellar granules that make it water-repellent?

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

Which cells in the epidermis contain melatonin captured by keratinocytes?

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

What is the function of the dermis?

<p>Acts as a structural, immunological, and mechanical protection (D)</p> Signup and view all the answers

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