Neurones as rapid communication cells
Neurones as rapid communication cells

Neurones are specialised cells that carry information between receptors, the central nervous system and effectors. A common pathway is receptor to sensory neurone to relay neurone to motor neurone to effector.
Step-by-step lessons on Edexcel A A Level Biology Neurones and action potentials. Each one builds up to exam-style questions. Build a strong foundation in cell biology and biochemistry early on, since later topics on genetics, ecology and physiology all draw on these core concepts.