Taste (Wiki) http://en.wikipedia.org/wiki/Taste This article on the human sense of taste is provided for reference. The oral nerve plexus in amphioxus larvae ... (Goog) "... a number of oral spines project across the mouth... The oral spine cells are secondary sense cells that synapse with neurites belonging to a class of peripheral interneurons intrinsic to the oral nerve plexus. ... In comparative terms, the intrinsic neurons most closely resemble the Merkel-like accessory cells of vertebrate taste buds, and we postulate a homology between oral spine cells and taste buds despite differences in function." Head Organization ... in Protochordates ... (Goog) http://icb.oxfordjournals.org/cgi/reprint/48/5/620.pdf |
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