The Central Code of the Chemical Senses
The code of neurons of the brain stem nuclei of the taste pathway seems remarkably similar to that of the first-order afferent fibers. The thalamic and cortical representation of taste is as yet terra incognita, but is currently being surveyed.
Two theories of the representation of odor quality are discussed: one is based on topographic representation of smells, the other on a frequency-code.
KeywordsOlfactory Bulb Solitary Tract Olfactory Mucosa Odor Quality Electrical Oscillation
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