Relier Pairs 2.32 Concepts of the Integumentary System (D)Version en ligne Concepts of the Integumentary System par Emir Barajas 1 Actions for skin care and protection 2 Generates hair 3 Structures associated to the skin 4 They produce melanin 5 Three main layers of the skin. 6 Other skin functions 7 What is melanin? 8 Four main functions of the skin. 1. Substances absorbtion (Ex: some medicines) 2. Excretion (water, electrolytes, toxines) 3. Vitamin D synthesis 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. Sebaceus glands, sweat glands, hair and nails. 1.Protection against infections 2.Protection against dehydration 3. Body temperature regulation 4. Capture sensations Hair follicle Cells called melanocytes
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