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midterm1 review notes

midterm1 review notes - spatial neglect Frontal lobe...

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spatial neglect Frontal lobe Cerebellum Occipital lobe Parietal lobe neural plasticity Phantom limbs Split brain Wernicke’s aphasia Balint’s syndrome Thorndike’s Law of Effect states Skinner, the behaviorist - Stimulus in [black box] response out Signals BETWEEN neurons are chemicals = neurotransmitters (dopamine, serotonin Neural spikes-signals travelling along neurons are electrical impusles Thalamus-relaying sensation, special sense and motor signals to the cerebral cortex, regulation of consciousness, sleep and alertness Brain stem - provides the main motor and sensory innervation to the face and neck via the cranial nerves Medulla Cerebellum- motor control, bodily movement and balance Basal ganglia- motor control and learning Limbic system- Motivation: Emotion: Memory
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Left half of brain controls right half of body Right half of brain controls left half of body (In right handed people) left half of brain controls language Cortex Phineas Gage- pipe into front lobe Frontal lobes: localized region for planning and emotion
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Phantom limb Broca’s area = motor Wernicke’s area = sensory Neural development-Start with long strainy threads then shrink then become a lot When seeing words back brain is active, when hearing words front brain is active Touch uses visual cortex in blind Left brain right visual field The all-or-none law is the principle that the strength by which a nerve or muscle fiber responds to a stimulus is not dependent on the strength of the stimulus. If the stimulus
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