Transcription of HEARING IMPAIRMENT
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HEARING IMPAIRMENT
HEARINGIMPAIRMENT99 The Ear and Its WorkThe sense of HEARING provides a background,which gives a feeling of security andparticipation in life. It plays a critical role in thedevelopment of speech and language and inmonitoring one s ear is a complex, but delicate structuredesigned to perform a variety of functions: to ableto hear very soft sounds over a wide frequencyrange as well as withstand the very loud sounds, todiscriminate between sounds that vary in pitch andloudness; to be able to locate the direction of arrivalof a sound and in the presence of noise, to be ableto switch on and off a sound of human ear perceives simple tones in therange of 20 to 20,000 Hz and also complex signalssuch as speech and music.
0 to 2.5 year age group. This was reflected in the orientation programs as well which focused only on this age group. The next stage of orientation programs to handle the 2.5 to 4.5 year age group will be launched in the near future. The project is being monitored by an advisory group consisting of senior professionals.
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