Biology 2.5 / 5 based on 3 ratings ? BiologyGCSEAQA Created by: NicoleCreated on: 14-03-13 09:09 What are receptors? Groups of specialised cells that detect stimuli 1 of 8 What is the function of a sensory neurone? It carries signals from receptors to the spinal cord and brain 2 of 8 What is the function of a relay neurone? It carries messages from one part of the CNS to another 3 of 8 What is the function of a motor neurone? It carries signals to the CNS to effectors 4 of 8 What is a synapse? It is a tiny gap when two neurones meet 5 of 8 What is the sequence of a reflex action? Stimulus- Receptor- Sensory N- Relay N- Motor N- Effector 6 of 8 What is an effector? Any part of the body that produces the response 7 of 8 What is an Extremophile? An organism that can live in extreme environments 8 of 8
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