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
Queen of the Demonweb Pits adventure module, "Expedition to the Demonweb Pits". When "Queen of the Demonweb Pits" was released, each "Dungeons & Dragons" module was marked with an alphanumeric code indicating its series. The "Q" in its module code represents "queen". Elisabeth Barrington reviewed "Queen of the Demonweb Pits" in 1981 as part of a review in the 35th issue of "The Space Gamer". According to Barrington, players and the Dungeon Master need to be fairly experienced because some spell effects have been altered: "It takes skill, courage, and ingenuity to make your way into (and possibly, if you're lucky, out of) the pits.