Memory, abstract thinking, judgment, ethical behavior, emotions, insight, tact and inhibition may all be altered in the individual. There may also be problems associated with turning of the eyes and head, trunk movement, flexion and extension of the extremities and coordinated eye movement. Nonfluent aphasia will often result with involvement of Broca's region. Words and syllables are uttered with effort because mouth, tongue and cheek motor functions are impaired.
Our ability to form phonemes and words is controlled in Broca's region. According to the maps of the cerebral cortex developed by Korbinian Brodmann, which are still in use today, Broca's region is composed of two areas.