Acne: Inflammatory Skin Disorder

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Questions and Answers

What is the main characteristic of papules?

  • They are filled with white or yellow pus
  • They form small red or pink bumps on the skin (correct)
  • They feel firm to the touch
  • They develop deep within the skin

How does sebum contribute to acne development?

  • It can irritate follicles and cause inflammation (correct)
  • It helps oxygen reach the bottom of follicles
  • It prevents follicles from being blocked
  • It kills P acne bacteria

What type of bacteria is Propionibacterium acne (P acne)?

  • Anaerobic bacteria (correct)
  • Aerobic bacteria
  • Bacteria that thrive in the presence of oxygen
  • Bacteria that consume sebum

What happens when a papule ruptures?

<p>It becomes infected and spills debris into the dermis (D)</p> Signup and view all the answers

Which type of pimple is typically sensitive to the touch?

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

What is a characteristic feature of nodules?

<p>They feel firm to the touch (C)</p> Signup and view all the answers

What is the main reason why nodules and cysts should be treated by a dermatologist?

<p>To minimize the risk of scarring (B)</p> Signup and view all the answers

How are sebaceous filaments different from comedones?

<p>Sebaceous filaments are solidified impactions of oil without cell matter, while comedones are clogged hair follicles (C)</p> Signup and view all the answers

Why are milia often associated with newborn babies?

<p>Milia can develop when skin flakes become trapped near the skin's surface, which is common in newborns (C)</p> Signup and view all the answers

What components make up the pilosebaceous unit?

<p>Hair shaft, sebaceous gland, and sebaceous ducts (C)</p> Signup and view all the answers

What common factor can cause clogged follicles according to the text?

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

Why is it important to have a deeper understanding of the anatomy of the pilosebaceous unit?

<p>To explain how acne develops and behaves (C)</p> Signup and view all the answers

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