'Hearing threshold' diaporamas de présentation

Audiometry

Audiometry. Dr. Vishal Sharma. Pure Tone Audiometer. Pure Tone Audiometry. 5 up, 10 down technique used with single frequency tones to find hearing threshold. 2 correct responses out of 3 is acceptable. Air conduction measured for 1K, 2K, 4K, 8K, 500, 250 & 125 Hz via head phone.

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Audiometry and Occupational Hearing Loss

Audiometry and Occupational Hearing Loss. A. H. Mehrparvar, MD Occupational Medicine department Yazd University of Medical Sciences. Hearing . Sound External ear canal Tympanic membrane Ossicles and muscles Oval window Cochlea Sensory hair cells Sensory nerve fibers

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AUDITORY PHYSIOLOGY

AUDITORY PHYSIOLOGY. Mr. Arjun Maitra Assistant Professor Dept. of Physiology PCMS&RC. TO MY STUDENTS HERE I HAVE TRIED TO SIMPLIFY THE HUGE SUBJECT WITH ANIMATIONS, DIAGRAMS, FLOW CHARTS & RELEVENT MCQs. DIFFERENT TEXT BOOKS AND REFERENCE BOOKS HAVE BEEN USED FOR

420 views • 27 slides

Noise and Hearing Loss in the Metal Manufacturing Industry

Noise and Hearing Loss in the Metal Manufacturing Industry. David Welch Gareth John Alla Grynevych Peter Thorne. Research Protocol. Day 1: Tour of facility Employees interviewed individually - Explanation of project - Interview - Disposable earplug assessment ( Veri -Pro)

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Audition

Audition. December 4, 2009. The Rest of the Way. Production Exercise #4 due at 5 pm today Monday: review + practice spectrogram reading Production Exam: posted as soon as I finish grading Production Exercise #4 due on Friday the 18th (at 5 pm) of finals week

417 views • 25 slides

Audition

Audition. December 3, 2008. The Rest of the Way. Production Exercise #4 due at 5 pm today Friday: review + practice spectrogram reading Production Exam: posted as soon as I grade PE #4 due on Friday (5 pm) of finals week Final Exam Reminder: Friday, December 12th 12 - 2 pm

409 views • 25 slides

P105 Lecture #20 visuals

P105 Lecture #20 visuals. 25 Feburary 2013. Acoustic Pressure is measured in decibels (dB ). 1 atm = 100,000 pascals = 10 11 micropascals Threshold: the softest sound detectable is 20 micropascals (at 1000 Hz). 2 parts in 10 billion of an atmosphere

301 views • 21 slides

Hearing Conservation In The Construction Industry The BC Experience

334 views • 20 slides

580 views • 18 slides

F. Zenker Castro (1) , R. Fernandez Belda (1) , R. Mora Espino (2) & J.J. Barajas de Prat (3)

Universidad de La Laguna. An Objective Procedure Based in Auditory Steady State Responses for the Prescription of Hearing Aid Features. F. Zenker Castro (1) , R. Fernandez Belda (1) , R. Mora Espino (2) & J.J. Barajas de Prat (3).

320 views • 16 slides

Sound Field Testing

Sound Field Testing. MCHAS TEAM. Wave 4 SFR 17/05/04. What can aided sound field thresholds tell us?. 10. 0. 10. 20. 30. 40. 50. 60. 70. 80. 90. 100. 110. 120. 130. 140. 125. 250. 500 1000 2000. 4000. 8000. Frequency (Hz). Aided Thresholds.

286 views • 15 slides

Sound Field Testing

Sound Field Testing. MCHAS TEAM. Wave 4 SFR 17/05/04. What can aided sound field thresholds tell us?. 10. 0. 10. 20. 30. 40. 50. 60. 70. 80. 90. 100. 110. 120. 130. 140. 125. 250. 500 1000 2000. 4000. 8000. Frequency (Hz). Aided Thresholds.

188 views • 15 slides

Discussion

Results. Problem Occupational noise exposure is a primary factor in permanent hearing loss. This study attempts to determine whether long term hearing loss in loggers is associated with noise emitted by logging equipment. Methodology.

118 views • 1 slides