上游充通大学 TASTE AND SMELL Shanghai Jiao Tong University Nerve fibers to brain Thalamus Receptor cells Caudal orbital cortex Olfactory Olfactory bulb Primary olfactory cortex Airbore odors Medulla Food chemicals Taste bud pores Tongue Taste(gustatory】 nerve to brain Nerve ending Brain Facts A Primer on the brai n and nervous systemShanghai Jiao Tong University TASTE AND SMELL Brain Facts A Primer on the brai n and nervous system