Effects of Sun Exposure on Skin Aging and Immune System
5 Questions
2 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is a consequence of continued exposure to strong sunlight on the skin?

  • Enhanced dermal connective tissue
  • Increased melanocyte production
  • Improved function of sebaceous and sweat glands
  • Thinning of the epidermis and loss of epidermal ridges (correct)

What is the role of Langerhans cells (LC) in the skin immune system?

  • Antigen presentation (correct)
  • Collagen synthesis
  • Sebum secretion
  • Melanin production

What are the acute effects of UVC and UVB exposure on the eyes?

  • Enhanced color perception
  • Conjunctivitis and photokeratitis (correct)
  • Reduced tear production
  • Improved vision

How does UVR therapy contribute to improving acne?

<p>Desquamation opens blocked pores and hair follicles (B)</p> Signup and view all the answers

What is a consequence of UVR exposure on the immune system?

<p>Destruction of Langerhan's cells and stimulation of suppressor T cells (B)</p> Signup and view all the answers

More Like This

Skin Aging: Intrinsic vs. Photoaging
100 questions
Cosmetic Acupuncture and Skin Aging
5 questions
Human Anatomy: Skin and Edema
25 questions
Use Quizgecko on...
Browser
Browser