Introductory Psychology PSYC 1010
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This 1 page Class Notes was uploaded by Ethyl Hammes on Monday September 21, 2015. The Class Notes belongs to PSYC 1010 at University of Virginia taught by Chad Dodson in Summer 2015. Since its upload, it has received 22 views. For similar materials see Introductory Psychology in Psychlogy at University of Virginia.
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Date Created: 09/21/15
Central Nervous System the brain and the spinal cord Peripheral Nervous System connects Central to senses muscles glands Autonomic peripheral actions are sympathetic arousing or parasympathetic calming sympathetic responds to stress parasympathetic is repair and regeneration ex digestion Spinal Cord consists of tracts Ascending tract carries sensory info to brain Descending tract carries motorcontrol signals to muscles Function specialization Different areas of the brain have di erent and distinct functions Damage to an area impairs use of that function Brainstem automatic survival functions ie control of breathing and heartbeat Consists of Pons Medulla Midbrain Cerebellum motorcontrol posture Rapid welltimed movements damage can impair skilled motor activity Thalamus sensory relay Input from most senses Basal ganglia surrounds thalamus motorcontrol specifically intentional motion Parkinson39s is result from damage here The Limbic System Hypothalamus regulates hunger thirst sleep body temperature Amygdala processes emotions Hippocampus processes longterm memory Without it cannot make new memories but old ones remain intact Cerebral Cortex outermost and largest part of brain 80 of volume l4mm thick 13 visible rest hidden in folds and fissures Left and right hemispheres General brain structure has the most necessary functions lower in the brain Things not as crucial to survival like symbolic thought emotion are higher up From top to bottom Voluntary action complex judgment symbolic thought Cerebral cortex Emotion motivation and memory Limbic system Sensory information Thalamus Movement Cerebellum Breathing Brain stem Humans have more cortex than other animals Frontal Lobe Speaking imagining thinking Motor Cortex Primary Motor Area located at the rear For voluntary movement Temporal Lobe Hearing and language comprehension Parietal Lobe Bodily sensations Sensory Cortex Primary Somatosensory Area located at the front Occipital Lobe Vision