Online worksheet ยท 3 of 4
A response follows a pathway - Online practice 3
Read the information, then answer the questions. An adult may read the instructions aloud. Show your working where asked.
Read before answering
Supplied withdrawal-reflex model: skin receptor -> sensory neurone -> relay neurone in spinal cord -> motor neurone -> muscle. Synapses use chemical signalling. Information can also reach the brain. Focus event: sensory neurone carries an impulse towards the spinal cord. Analyse this diagram in words; do not apply painful, hot or harmful stimuli.
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