Relier Pairs 2.32 Concepts of the Integumentary System (D)Version en ligne Concepts of the Integumentary System par Emir Barajas 1 Four main functions of the skin. 2 Three main layers of the skin. 3 Other skin functions 4 What is melanin? 5 Generates hair 6 They produce melanin 7 Structures associated to the skin 8 Actions for skin care and protection 1. Epidermis 2. Dermis 3. Hipodermis o subcutane layer Hair follicle 1. Substances absorbtion (Ex: some medicines) 2. Excretion (water, electrolytes, toxines) 3. Vitamin D synthesis Pigment that gives color to the skin, hair and eyes. People with darker skin produce a larger amount of melanin. 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. Proper nutrition 2. Sport (helps circulation) 3. Regular cleaning 4. Sunlight protection (UV rays).
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