Baby eats a sour Lemon

Sensations are relatively meaningless bits of information that result when the brain processes electrical signal that come from the sense organ.

The baby used his sense of taste. only broad classes of stimuli are thought to be discriminated by the sense of taste:sweet, sour, bitter and salty. Taste fibers activate the medial temporal lobe, but the higher cortical localization of taste is only poor undrestood.