


FREE AQA Trilogy GCSE Biology 4.5 lesson on the nervous system, including reflex arcs and synapses, designed to reduce planning time and support high-quality delivery.
This fully ready-to-teach lesson includes clear explanations, structured progression, regular knowledge checks, and exam-style practice to build understanding and confidence.
Content covers:
• Structure of the nervous system (CNS and neurones)
• Reflex arcs and response pathways
• Synapses and neurotransmission
• Voluntary vs reflex actions
• Exam-style questions with answers
Includes an accompanying synapses worksheet to reinforce learning and support independent practice.
Suitable for mixed ability classes, non-specialist cover teachers, and independent learning (e.g. cover, isolation or home learning).
Part of a full AQA GCSE Biology Homeostasis bundle of all lessons and associated worksheets, including bonus content of unit glossary, homework pack, revision resources and end of unit assessments for all tiers.
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