What is the sound?

• Main Author: Seyyed Zia Taheri
• Format: Article
• Language: fas
• Published: Tehran University of Medical Sciences 1999-03-01
• Series: Audiology
• Subjects: Environmental Noise; Mechanism of Transferring Noise; Human Auditory System
• Online Access: http://journals.tums.ac.ir/PdfMed.aspx?pdf_med=/upload_files/pdf/17313.pdf&manuscript_id=17313

Human being is exponentially devoting attention to his environment since the 20th century. This has led in taking the air pollution seriously. Noise pollution as some kind of air pollution is excessive, displeasing human, animal or machine-created environmental noise that disrupts the activity or balance of human or animal life. The word noise comes from the Latin word nauseas, meaning seasickness. Noise can have a detrimental effect on animals by causing stress and increasing risk of death. In the current article we are aimed at defining the expression of noise and mentioning its differences with sound and then description of the mechanism of transferring noise in the human auditory system.