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Essentials of Anatomy & Physiology, 4/e
Rod R. Seeley, Idaho State University
Philip Tate, Phoenix College
Trent D. Stephens, Idaho State University

The Integumentary System

Study Outline

  1. Functions of the Integumentary System
    1. Protection
    2. Sensation
    3. Vitamin D production
    4. Temperature regulation
    5. Excretion
  2. Hypodermis (subcutaneous tissue)(Fig. 5.1, p. 97)
    1. Loose connective tissue
    2. Fat
  3. Skin(Fig 5.1, p. 97)
    1. Dermis(Fig. 5.3, p. 98)
      1. Cleavage lines(Fig. 5.2, p. 98)
      2. Striae
      3. Dermal papillae(Fig. 5.3, p. 98)
    2. Epidermis(Fig. 5.3, p. 98)
      1. Stratum basale
      2. Changing cell layers
      3. Stratum corneum
    3. Skin color
      1. Melanocytes and melanin(Fig. 5.4, p. 99)
      2. Carotene
      3. Blood flow
  4. Accessory Skin Structures
    1. Hair
      1. Anatomy(Fig. 5.5, p. 100)
      2. Growth
    2. Arrector pili muscles
    3. Glands(Fig. 5.6, p. 101)
      1. Sebaceous glands
      2. Merocrine sweat glands
      3. Apocrine sweat glands
    4. Nails(Fig. 5.7, p. 102)
      1. Anatomy
      2. Growth
  5. Physiology of the Integumentary System
    1. ProtectionClinical Focus: Diseases of the Skinp. 106
    2. Sensation
    3. Vitamin D production
    4. Temperature regulation(Fig. 5.8, p. 103)
    5. Excretion
  6. Effects of Aging on the Integumentary System
  7. The Integumentary System as a Diagnostic Aid
  8. Burns (Fig. 5.9, p. 104)
    1. First-degree burns
    2. Second-degree burns
    3. Third-degree (full thickness) burns
  9. Skin Cancer (Fig. 5.10, p. 105)
  10. Systems Pathology - BurnsSystems Interactions Table, p. 108