2. Related Anatomy Unit 3 The Integumentary System

3. Integumentary System Skin (epithelial tissue) + Accessory organs Glands ( oil, sweat, mammory) Hair Nails

4. 1. What are the 6 functions of skin? Protect- prevent bacteria- oil(sebaceous) acidic Sensory receptors- touch, pain, heat, cold especially fingertips Prevents dryness (waterproof /keratin) Synthesis of Vitamin D- sunlight Regulate temperature- shiver or sweat (sudoriferous) Sweat rids of excess water and some wastes

5. 2&3 Name the 3 layers of the Integumentary System Epidermous (keratin) Dermous Subcutaneous or Hypodermous system consists of cutaneous membrane and accessory organs

6. 4. Sweat Gland Sudoriferous Maintain body temperature Rid fluid/waste

7. 4. Oil Gland Sebaceous Acidic/antibacterial Lubricates hair/skin Prevent water loss

8. 5&6 Hair & Nails Function to PROTECT Shaft ( we see) Root ( follicle)

9. 7. Melanin Melanin- pigment to give skin color Melanoma- skin cancer

10. THE END