Biology 0610 · IGCSE · Coordination and response

Coordination and response — practice question

The diagram illustrates a simple reflex arc. What are the names of the structures labelled P, Q and R?

  • AP: motor neurone, Q: relay neurone, R: sensory neurone
  • BP: motor neurone, Q: sensory neurone, R: relay neurone
  • CP: sensory neurone, Q: motor neurone, R: relay neurone
  • DP: sensory neurone, Q: relay neurone, R: motor neurone

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