What you see in the regions in blue, which lies in auditory cortex, are the brain areas that respond more to the real laughs, and what seems to be the case, when you hear somebody laughing involuntarily, you hear sounds you would never hear in any other context.
ja reageerivad pigem ehedale naerule. Ja paistab, et spontaanset naeru kuuldes jäävad meile kõrva helid mida kuskil mujal ei kuule. Aktiveeruvad konkreetsed ajupiirkonnad.