Nervous system divisions?
CNS and PNS
Neuron — definition?
Basic functional unit transmitting signals.
Neuron structure?
Cell body, dendrites, axon, myelin sheath
CNS — components?
Brain and spinal cord.
Neuron types?
Sensory, motor, interneurons
Myelin Sheath — role?
Insulates axons, speeds signals.
Gray Matter — location?
CNS regions with neuron cell bodies.
Peripheral Nervous System — includes?
Sensory and motor neurons outside CNS.
Neuron types — examples?
Sensory, motor, interneurons.
Synaptic transmission — process?
Chemical signals across synapses.
Тествайте знанията си с 10 въпроса по Introduction to the Nervous System.
1. What is the term for the part of the nervous system that includes the brain and spinal cord?
2. What is the primary function of the myelin sheath in neurons?
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