Relier Pairs Integumentary BasicsVersion en ligne Match up the terms! par Kim Sandberg 1 Protection, Temperature Regulation, Hydration Regulation, Sensory Perception, Synthesis of Vitamin D 2 Melanin 3 How many layers of the skin are there? 4 Dermis 5 Sweat 6 Subcutaneous Layer 7 Epidermis Top layer of the skin Functions of the Skin 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 Secreting this via pores lowers your body's overall temperature The pigment producing portion of your skin.