Matching Pairs 2.32 Concepts of the Integumentary System (D)Online version Concepts of the Integumentary System by Emir Barajas 1 Generates hair 2 Actions for skin care and protection 3 They produce melanin 4 Three main layers of the skin. 5 Other skin functions 6 What is melanin? 7 Structures associated to the skin 8 Four main functions of the skin. Hair follicle Cells called melanocytes Sebaceus glands, sweat glands, hair and nails. 1.Protection against infections 2.Protection against dehydration 3. Body temperature regulation 4. Capture sensations 1. Epidermis 2. Dermis 3. Hipodermis o subcutane layer 1. Proper nutrition 2. Sport (helps circulation) 3. Regular cleaning 4. Sunlight protection (UV rays). Pigment that gives color to the skin, hair and eyes. People with darker skin produce a larger amount of melanin. 1. Substances absorbtion (Ex: some medicines) 2. Excretion (water, electrolytes, toxines) 3. Vitamin D synthesis