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Unformatted text preview: Motor system (efferent, descending system): delivers information from CNS to muscles/glands Motivational system: stimulates interest in initiating and completing a task (limbic system) Divisions of the human nervous system: Peripheral Nervous System: outside dura mater; Schwann cells provide myelin; axons can regenerate 1. Sensory (afferent) division: Somatic sensory neurons: signals generated from skin/skeletal muscles Visceral sensory neurons: signals generated from automatic nervous system 2. Motor (efferent) division: Somatic nervous system: signals to skeletal muscles Automatic nervous system: signals to smooth/cardiac muscle/glands Central Nervous System: oglidendrocytes provide myelin; axons CANNOT regenerate 1. Brain 2. Spinal cord...
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- Spring '11