Chapter 3 - Peripheral nervous system consists of bundles...

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Chapter 3 Physiological explanation describes the mechanism that produces a behavior. Evolutionary explanation relates behavior to the evolutionary history of the species. Electroencephalograph uses electrodes on the scalp to record rapid changes in brain electrical activity Magnetoencephalograph records magnetic changes Positron- emission tomography records radioactivity of various brain areas emitted from injected chemicals Functional magnetic resonance imaging (MRI) uses magnetic detectors outside the head to compare the amounts of hemoglobin with and without oxygen in different brain areas Central nervous system consists of the brain and the spinal cord
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Unformatted text preview: Peripheral nervous system- consists of bundles of nerves between the spinal cord and the rest of the body. Forebrain consists of 2 hemispheres. Cerebral Cortex- outer covering of the forebrain 4 lobes: occipital(vision), parietal(body sensations, temperature), temporal(hearing and advanced visual processing), frontal Amygdala- subcortical structure deep within the temporal lobe, responds strongly to emotional situations Primary somatosensory (body-sensory cortex)- a strip in the anterior portion of the parietal lobe, has cells sensitive to touch in different body areas...
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