Skin - structureOnline version match the layer to its components by saubiya siddiqui 1 dermis 2 adipose tissue 3 epidermis made up of connective tissue contains sweat glands has blood vessels and nerve endings has the hair follicles made up of fat cells contain large drops of oil helps to insulate the body against heat loss acts as an energy reserve/store below the dermis topmost layer of the skin is covered with dead cells filled with a protein called keratin hard and waterproof contains cells having melanin helps in protection against pathogens