Biology (Combined Science) · IGCSE · Edexcel · Pearson Edexcel International GCSE Science (Double Award) — Biology (Modular) — 4XSD1 · Specification point · 3.38 · Structure and functions in living organisms: Part 2 · Co-ordination and response
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| Learners should: |
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Humans |
3.38 understand that stimulation of receptors in the sense organs sends electrical impulses along nerves into and out of the central nervous system, resulting in rapid responses |