B1 2.1 The nervous system 0.0 / 5 ? ScienceNerves and the nervous systemGCSEAQA Created by: Timothy OyoCreated on: 20-03-13 09:33 What is a synapse? A junction between a sensory neurone and a relay neurone in the central nervous system. 1 of 5 What is a sensory neurone? A neuron conducting impulses inwards to the brain or spinal cord 2 of 5 What is a motor neurone? A nerve cell forming part of a pathway along which impulses pass from the brain or spinal cord to a muscle or gland 3 of 5 What is a relay neurone? They relay information from sensory neurons to motor neurons, bypassing the brain 4 of 5 What are neurone's capable of? Carrying messages in one direction 5 of 5
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