The Nervous System 0.0 / 5 ? BiologyNervous system, hormones and behaviourGCSEAll boards Created by: cnethacottCreated on: 21-01-17 12:41 CNS The Central Nervous System 1 of 10 Myelin sheath The fatty overing around the axons which help speed up neruone transmissions 2 of 10 Neurotransmissions Impulses travelling from neurone (nerve cell) to neurone 3 of 10 Receptor cell It is a cell that recieves the stimulus and converts it to an electrical impulse to be sent to the brain/spinal cord 4 of 10 Sensory neurone A neurone that carries impulses towards the CNS 5 of 10 Dendrite Large, long extension of a sensory neurone that carries impulses from the dendrite towards the axon 6 of 10 Dendron A fine extension from a neurone which carries impulses towards the cell body 7 of 10 Axon Long extension of a neurone that carreies an impulse away from the dendron towards other neurones 8 of 10 Axon terminal Passes the impulse to other neurone 9 of 10 What is the order in which the impulse travels to the brain? Stimulus -> Receptor cells -> Dendron -> Axon -> Axon terminals -> Spinal cord -> Brain 10 of 10
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