Matching Pairs Integumentary BasicsOnline version Match up the terms! by Kim Sandberg 1 Dermis 2 Subcutaneous Layer 3 How many layers of the skin are there? 4 Epidermis 5 Melanin 6 Sweat 7 Protection, Temperature Regulation, Hydration Regulation, Sensory Perception, Synthesis of Vitamin D Secreting this via pores lowers your body's overall temperature Connective layer of skin not visible to the naked eye. Below the epidermis and dermis layers of skin, composed of connective tissue and adipose fat 2 Functions of the Skin Top layer of the skin The pigment producing portion of your skin.