Biology 0610 · IGCSE · Coordination and response

Coordination and response — practice question

The diagram illustrates a reflex arc that goes through the spinal cord. What type of neurones are X and Y?

  • AX motor neurone, Y relay neurone
  • BX relay neurone, Y sensory neurone
  • CX sensory neurone, Y motor neurone
  • DX sensory neurone, Y relay neurone

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