Frontal lobe—conscious thought; damage can result in mood changes, social differences, etc. The frontal lobes are the most uniquely human of all the brain structures.
Parietal lobe—plays important roles in integrating sensory information from various senses, and in the manipulation of objects; portions of the parietal lobe are involved withvisuospatial processing
Occipital lobe—sense of sight; lesions can produce hallucinations
Temporal lobe—senses of smell and sound, as well as processing of complex stimuli like faces and scenes.