Question
OCR J257/01 — Short answer
A student touches a very hot surface and quickly pulls their hand away before feeling pain.
(a) Put the following components of the reflex arc in the correct order: [2 marks] effector, motor neurone, receptor, relay neurone, sensory neurone
(b) Explain why the student's hand moved away before they felt the pain. [3 marks]
(c) Suggest why reflexes that bypass the brain are an advantage to survival. [2 marks]
7 marks · take your time before peeking.
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Generated by TopMyGrade AI · cross-check official sources before relying on the mark-scheme phrasing.