Under the microscope, a taste bud looks like a…
Under the microscope, a taste bud looks like a clove of garlic, but these cloves are actually specialized cells for taste reception. A taste bud has a hundred or so receptor cells, which don't last fong under the harsh conditions of the mouth, about ten days.
— from The Mind in the Cockpit · Satisfaction: The Science of Finding True Fulfillment by Gregory Berns, MD, Ph.D.