Gail Robinson (soprano): Gail Robinson (7 August 1946 – 19 October 2008) was an American operatic soprano who sang with many of the world's leading opera companies during the 1970s and 1980s. She spent most of her career singing lyric coloratura roles at the Metropolitan Opera.Cranial nerve examinationNeurotmesis: Neurotmesis (in Greek tmesis signifies "to cut") is part of Seddon's classification scheme used to classify nerve damage. It is the most serious nerve injury in the scheme.Carotid artery stenosisSciatic nerve: The sciatic nerve (; also called ischiadic nerve, ischiatic nerve) is a large nerve in humans and other animals. It begins in the lower back and runs through the buttock and down the lower limb.Electroneuronography: Electroneuronography or electroneurography (ENoG) is a neurological non-invasive test that was first described by Esslen and Fisch in 1979 and is used to examine the integrity and conductivity of a peripheral nerve. It consists of a brief electrical stimulation of the nerve in one point underneath the skin, and at the same time recording the electrical activity (compound action potentials) at another point of the nerve's trajectory in the body.National Center for Injury Prevention and Control: The U.S.Endoneurium: The endoneurium (also called endoneurial channel, endoneurial sheath, endoneurial tube, or Henle's sheath) is a layer of delicate connective tissue around the myelin sheath of each myelinated nerve fiber. Its component cells are called endoneurial cells.Superior cluneal nerves: The superior cluneal nerves innervate the skin of the upper part of the buttocks. They are the terminal ends of lateral rami of the posterior rami of lumbar spinal nerves (L1, 2, 3).Bobby Crush: Bobby Crush (born Robert Nicholas Crush, 23 March 1954) is an English pianist, songwriter, actor and television presenter, originally from Leyton in East London.Neuroregeneration: Neuroregeneration refers to the regrowth or repair of nervous tissues, cells or cell products. Such mechanisms may include generation of new neurons, glia, axons, myelin, or synapses.