Integumentary System

• Epidermis


  The OUTERMOST LAYER of the skin that provides a waterproof barrier and protects the body from infection
• Dermis


  The MIDDLE LAYER of skin that contains blood vessels, nerves, hair follicles, and sweat glands
• Subcutaneous/ hypodermis


  The INNERMOST LAYER of skin that consists of fat and connective tissue
• Name the Structure of Integumentary System

  A) Epidermis

  B) Dermis

  C) Hypodermis/ Subcutaneous

  
• Function of Integumentary System

  • Protection
  • Excretion
  • Sensation
• Too warm


  This temperature makes the blood vessels in the SKIN DILATE (more open) and sweat is produced to cool the body off
• Too cold


  This temperature is when the blood vessels in the SKIN CONTRICT (narrower) to maintain heat