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Integumentary System Overview and Disorders

Apr 5, 2025

Integument Lecture 5

Overview

  • The lecture focuses on the integumentary system.
  • Explores the structure, function, and disorders of the skin.

Structure of the Integumentary System

  • Epidermis
    • Outermost layer
    • Provides protection
    • Contains keratinocytes
  • Dermis
    • Middle layer
    • Contains connective tissues, blood vessels, nerves
  • Hypodermis
    • Subcutaneous layer
    • Made up of fat and connective tissues

Functions of the Skin

  • Protection
    • Acts as a barrier against pathogens
  • Regulation
    • Maintains body temperature
  • Sensation
    • Contains receptors for touch, pain, and temperature

Common Skin Disorders

  • Acne
    • Caused by blocked hair follicles
    • Involves bacteria and excess oil
  • Eczema
    • Characterized by inflamed, itchy skin
    • Can be triggered by allergens
  • Psoriasis
    • Results in rapid skin cell growth
    • Leads to red, scaly patches on the skin

Conclusion

  • Understanding the integumentary system is crucial for diagnosing and treating skin disorders.
  • Regular skin care and monitoring are important for maintaining skin health.

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