PPT-SOUND and HEARING

Test Practice GET STARTED Sound is that you can hear bones speed vibrations bounces Go to the next question What role does energy play in sound Sound waves have nothing to do with energy. Nature of the Sound Stimulus. “Sound”. . is the rhythmic compression and decompression of the air around us caused by a vibrating object.. Applet. Applet2. Sound Wave:. Amplitude and Frequency (Hz). Nature of the Sound Stimulus. “Sound”. . is the rhythmic compression and decompression of the air around us caused by a vibrating object.. Applet. Applet2. Sound Wave:. Amplitude and Frequency (Hz). Audition.  . the sense or act of hearing. .. We hear a best of sounds with frequencies in a range corresponding to that of the human voice. . Frequency .  . the number of complete wavelengths that pass a point in a given time (i.e. per second. Hearing loss. So: Place and Frequency theories both correct. At certain frequencies, each theory is correct. Place theory explains processing of sounds of 200-20,000 Hz. Frequency theory explains processing of sounds of 20-4,000 Hz. Partial masking with hearing aids Overview Goals of Therapy The tinnitus instrument Use of the hearing aid Use of the sound generator Partial masking Jane Doe Hearing Clinic. Chicago, IL 2 Overall Goals of Therapy Where Does Sound Come From?. A vibration creates a wave. Travels through liquids, solids, and gases. Frequency = Pitch. Bass to treble . Amplitude = . Loudness/ Volume. Outer Ear. Pinna/Outer Ear. Funnels sound waves into the ear canal. T. his is called the precedence effect (PE). The precedence effect is a perceptual phenomenon where the cues of the preceding direct sound, the “lead,” dominate over later-arriving reflections, the “lag.” . Outer Ear- . main purpose is to funnel sound waves to inner ear.. 1a. . Auricle. -gathers sound waves . 1b. . External acoustic meatus- . transmits sound waves to tympanic membrane. 1c. . Tympanic membrane . The Ear. The organ of hearing and equilibrium. What is Sound? . Pressure disturbance originating from a vibrating object. Compressions and rarefactions of particles in a medium. What sound looks like. Speech and hearing are the most important means by which we communicate with our fellow man. Through hearing we receive speech sounds from others and also listen to ourselves! In some ways it is more of. MMHS. Advanced Biomedical Science. Hearing Attributes. The senses of . equilibrium. . and hearing . are provided by the . inner ear. , a receptor complex located . in the . temporal bone of the skull. . FICMS, FRCS. Head of Department of Surgery. Head of Al-Yarmouk Center for Postgraduate Study. Consultant Otolaryngologist. Agenda. I will discuss the following points:. Epidemiology. Hearing Facts. Terms. Definitions.. Brittany . Rosener. . April 2016. Anatomy of the Ear. http://www.medicalnewstoday.com/articles/249285.php. Illustration of How we Hear. http://www.bestearprotection.com/how_we_hear_article.html. What is hearing loss?. Pam Cooke, Au.D.. Port Perry Audiology. 905-985-3166. info@audiologist.ca. Hearing loss. . Is the second most prevalent cause of living with a disability after depression. . [. Mathers et al (2003) and Weinstein (2011)].