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Unformatted text preview: 1 Functions of the Functions of the Nervous System Nervous System c Communication in the nervous system : ◦ Cells in the nervous system: C What are the structures of neurons & their functions? C What are the types of neurons & their functions? C How do electrochemical potentials relay signals? C What are the types of glial cells & their functions? ◦ Neural communication: C How do neurons transmit signals to other neurons? C How are excitatory & inhibitory signals integrated? C How is this communication regulated? From the Previous Class … From the Previous Class … c Functions of the nervous system : ◦ Peripheral nervous system: C What are the divisions of the PNS? ◦ Central nervous system: C What are the structures of the forebrain, midbrain, hindbrain, & spinal cord? C How is the CNS protected? ◦ NS development & change: C What are the stages of development? C How can it change? Today’s Questions Today’s Questions 2 c Divisions of the nervous system : Nervous System Nervous System Brain Spinal cord Peripheral nerves Central NS Peripheral NS Cranial nerves Spinal nerves c Divisions of the PNS : ◦ Somatic: sensory neurons from sense organs & motor neurons to skeletal muscles ◦ Autonomic: sensory & motor neurons from & to glands & internal organs (e.g., heart, stomach) C Sympathetic:...
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- Fall '11
- motor neurons, sensory neurons