This is what your tongue looks like at 40x.

The human tongue is made up of four intrinsic and four extrinsic skeletal muscles. Contrary to common belief, there is no “taste map” for the human tongue - each region can detect the common gustatory sensations (sweet, sour, bitter, salty, and umami).

Credit: Susan M. Daley, Rochester Institute of Technology

(Source: nikonsmallworld.com)