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Medical Definition of place theory. : a theory in physiology: the perception of pitch results from the ability of sounds of different pitch to stimulate different areas of the organ of Cortiâcompare telephone theory.
A schematic view of the place theory unrolls the cochlea and represents the distribution of sensitive hair cells on the organ of Corti. Pressure waves are sent through the fluid of the inner ear by force from the stirrup . The place theory is the first step toward an understanding of pitch perception. But considering the extreme pitch sensitivity of the human ear, it is thought that there must be some additional sharpening mechanism to enhance the pitch resolution.