BASLP 6th Semester Notes  » Paper 4: Audiology in Practice

Unit 4: Noise and Hearing Conservation in Industry and Community

• Introduction to noise, types
• Sources of noise in the industry and community
• Effects of noise in the auditory system (outer, middle and inner ear)
• Temporary threshold shift, permanent threshold shift, factors increasing the risk of NIHL
• Non auditory effects of noise (physiological, psychological, stress, sleep, job productivity and accidents)
• Legislations related to noise, permissible noise exposure levels, workers compensation, OSHA standards, Indian legislations related to noise
• Instrumentation, measurement and procedure for measuring noise in industry
• Instrumentation, measurement and procedure for measuring noise in community
• Hearing conservation program (HCP), steps, record keeping,
• Ear protective devices