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2.3 The nervous system and brain
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Fast communication and coordination

Fast communication and coordination

The nervous system is the body's rapid communication network. It detects changes, processes information, and coordinates fast responses.

2.3 The nervous system and brain Lesson

  1. GCSE
  2. /Biology
  3. /2.3 The nervous system and brain

Step-by-step lessons covering Edexcel GCSE Biology 2.3 The nervous system and brain for Foundation and Higher tier. Each lesson breaks down 2.3.1 Structures and functions of the brain, 2.3.2 Imaging brain function with scanning, 2.3.3 Limitations in treating nervous system damage, 2.3.4 Neurones and impulse transmission, and 2.3.5 Structure and function of a reflex arc, then works through exam-style questions in Paper 1 and Paper 2 format. Start with the foundational topics and build up to the higher-tier material.