Sensorineural hearing loss is hearing loss due to damage to the hair cells of the organ of Corti or to the auditory part of the vestibulocochlear nerve. Tinnitus is ringing or buzzing in the ears. Vertigo is the illusion of movement.Nystagmus is a to-and-fro movement of the eyes.nswer 6-1. It is nearly impossible to cause loss of hearing in one ear by damage to the brain beyond the point where the vestibulocochlear nerve enters the brain stem. This is because the distribution of hearing is bilateral at all levels of the central nervous system auditory pathway.