Spec 1BI0
Revise Edexcel GCSE Biology 2.3.4 Neurones and impulse transmission with the question bank, lessons, revision guides, and flashcards.
Explain the structure and function of sensory receptors, sensory neurones, relay neurones in the CNS, motor neurones and synapses in the transmission of electrical impulses, including the axon, dendron, myelin sheath and the role of neurotransmitters