A century and a half ago, French physician Pierre Paul Broca found that patients with damage to part of the brain's frontal lobe were unable to speak more than a few words. Later dubbed Broca's area, this region is believed .
The brain's speech area, named after century French physician Pierre Paul Broca, shuts down when we talk out loud, according to a new study that challenges the long-held assumption that 'Broca's area' governs all aspects of speech production.
Hodor - Tan’s brain – When Paul Broca autopsied Tan’s brain, he found a sizable lesion in the left inferior frontal cortex. The only articulate sound the patient could make was the syllable “tan”, which had come to be used as his name.
Brain scans of men taken before, during and after they urinate show that the insula, thalamus, brainstem and prefrontal cortex (red) are associated with successfully initiating the bodily function. ~~ Commons (CC BY-SA JP)