Subject: Re: HC selectivity ... was Re: Physiological models of cochlea activity - alternatives to the travelling wave From: Ramdas Kumaresan <kumar@xxxxxxxx> Date: Mon, 1 Oct 2007 10:38:39 -0400 List-Archive:<http://lists.mcgill.ca/scripts/wa.exe?LIST=AUDITORY>----- Original Message ----- From: "Martin Braun" <nombraun@xxxxxxxx> To: <AUDITORY@xxxxxxxx> Sent: Monday, October 01, 2007 9:11 AM Subject: Re: HC selectivity ... was Re: Physiological models of cochlea activity - alternatives to the travelling wave >I understand the quoted part from the Wikipedia article "Scientific >Modeling" without any mathematical formulae, even though I have not written >it and even though I do not even know who has written it. >You need meta-knowledge to be able to asses if a model is correct and >useful. In science this meta-knowledge is: All Relevant Data. >For example, because a wealth of data proves that the basilar membrane BM) >in the mammalian cochlea does not respond to sound levels below about 60 >dB, once the outer hairs cells (OHC) have been made temporally or >ultimately non-functional, Is this statement true? I have heard that there is a travelling wave on the BM? No travelling wave below 60 dB SPL?