PSYC 271 Lecture Notes - Lecture 12: Sympathetic Nervous System, Medial Geniculate Nucleus, Microorganism

• School: Queen's University
• Department: Psychology
• Course: PSYC 271
• Professor: Amanda Maracle

Document Summary

Lateralization refers to certain neural functions and cognitive processes that tend to be more dominant in one hemisphere over the other. For many functions there are no substantial differences, between hemispheres. Key concept: lateralization of function is statistical rather than absolute. The processes that display consistent lateralization include; Our understanding of brain lateralization started with case studies of individuals that suffered from unilateral brain damage and split brain patients. Split brain = corpus callosum cut to prevent the spread of epileptic seizures. Right hemisphere object presentation: could pick out the correct object with the left hand, ii) could not pick out the correct object with the right hand, iii) claimed nothing had been presented. Understands a few simple instructions but cannot speak. Who receives sensory information from the left visual field and left hand. Who controls the fine motor responses of the left hand. Who receives sensory information from the right-visual field and right hand.