The scalp is the anatomical area bordered by the face anteriorly and the neck to the sides and posteriorly. Layers It is usually described as having five layers, which can be remembered with the mnemonic "SCALP":. S: The skin on the head from which head hair grows. It is richly supplied with blood vessels. C: Connective tissue. A thin layer of fat and fibrous tissue lies beneath the skin. A: The aponeurosis called epicranial aponeurosis (or galea aponeurotica) is the next layer. It is a tough… (More on Scalp)