CSD 2230 HUMAN COMMUNICATION DISORDERS. Topic 5 Hearing Disorders and Hearing Loss Introduction to Sound Types of Hearing Loss. Sound System. Source Any vibrating object Medium Any gas, liquid or solid Receiver
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Hearing Disorders and Hearing Loss
Introduction to Sound
Types of Hearing Loss
Illustration of the distribution of molecules surrounding a source in an instant in time
Bands of condensation and rarefaction emanating from a sound source
Notice that as time goes on, molecules farther from the source become affected by the disturbance.
Sounds a and c share the same frequency and sounds b and c share the same intensity
Here are some common sounds and their decibel equivalents
Basic schematic diagram of the entire auditory system
Outer and middle ear disorders
Central auditory disorders