Ear potential that is transmitted along the spiral ganglion, which sends information through the auditory portion of the vestibulocochlear nerve to the temporal lobe of the brain. The human ear can generally hear sounds with frequencies between 20 Hz and 20 kHz (the audio range). Sounds outside this range are considered infrasound (below 20 Hz) or ultrasound (above 20 kHz) Although hearing requires an intact and functioning auditory portion of the central nervous system as well as a working ear, human deafness (extreme insensitivity to sound) most commonly occurs because of abnormalities of the inner ear, rather than in the nerves
Above the Influence funding and oversight of Above the Influence ceased, and it transitioned to become a program of the not-for-profit Partnership for Drug-Free Kids. In 2006, the Government Accountability Office released the results of a five-year study, concluding that the previous "My Anti-Drug" campaign was ineffective, and likely counterproductive, leading those exposed to an increased perception that others use marijuana, stating, "analysis also indicated that among current, non-drug-using youth, exposure to the campaign had unfavorable effects on their anti-drug norms and perceptions of other youths’ use of marijuana — that is, greater exposure to the campaign was associated with weaker anti-drug norms