PSYCH 100 Lecture Notes - Lecture 7: Auditory Cortex, Visual Cortex
Document Summary
Psych 100 lecture 7 divisions of the brain. Frontal lobes: motor area: controls voluntary movements, broca"s area: our ability to speak language, frontal association areas: thinking, planning, impulse control. Parietal lobes: somatosensory area: touch, pressure, and pain sensors; awareness of body placement. Temporal lobes: primary auditory cortex: hearing, wernick"s area: ability to understand language. Occipital lobes: primary visual cortex: sight. Cerebral hemispheres: control movement and feelings on opposite sides of the body. Corpus callosum: nerve fibers connecting two hemispheres; transfers and synchronizes activity between hemispheres. Left hemisphere: controls right side of body, spoken and written language, numerical skills, reasoning (logic) Right hemisphere: controls left side of body, music processing, emotional processing, perceiving visual-spatial relations. Brain differences suggest hemispheric specialization and development of handedness is related.
