Nerve supply to the skin the kind of sensory inputs which project to a specific region of the primary somatosensory cortex. Groups of nerve terminals located in the different layers of the skin are categorized depending on whether the skin is hairy, nonhairy, or an exposed mucous membrane. The hairy parts of the body such as the forearm or the leg have two groups of nerve endings: those that end along with the hair follicles, and also with the arborizations of unmyelinated axons which are referred to as “free” nerve endings because they are served by both myelinated and unmyelinated axons. Nonhairy skin, such as
Names of the Celts "raider, looter, pillager, marauder", and points out that both names can be exonyms in order to explain their pejorative meaning. The Proto-Indo-European verbal root in question is reconstructed by Schumacher as *"gelH-", whose meaning is given as "Macht bekommen über", i. e., "to acquire power over" in the "Lexikon der indogermanischen Verben". While the name of the Gallaeci (also Callaeci or Callaici), a Celtic federation in North-West Iberia, may seem related to "Galli", it is not. The Romans named the entire region north of the Douro, where the Castro culture existed, in honour of the castro people that settled in