Glutamate and How We Hear – Part 1

Glutamate is the main neurotransmitter substance in the cochlea and auditory system that make it work. Neurotransmitter substances are the chemicals that live their lives in between neurons in the synapse that allow neurological impulses- inhibitory (IPSPs) and excitatory (EPSPs)- to proceed (and feedback) along the neural chain up to the appropriate center(s) of the brain. Names…

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Temporary Hearing Loss Test app – part 2

In part 1 of this two part blog series, the characteristics of temporary hearing loss, also known as Temporary Threshold Shift (or TTS) were discussed. Using pure tone stimuli, TTS typically resolved in 16-18 hours – it was thought to be nothing more than a benign characteristic of noise or music exposure, with no predictive…

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