Reflex Arc 4.0 / 5 based on 1 rating ? BiologyNervous system, hormones and behaviourGCSEAQA Created by: Mr_MackintoastCreated on: 04-03-17 10:46 What is the reflex arc? Stimuli -> Receptor -> Sensory Neurone -> Relay Neurone -> Motor Neurone -> Effector 1 of 7 What is the stimuli? Stimuli is a change in the environment 2 of 7 What is the receptor? The receptor is the part of the reflex arc which detects the stimuli 3 of 7 What is the sensory neurone? The sensory Neurone detects electrical signals from the receptor 4 of 7 What is the relay neurone? The Relay Neurone is the neurone in the spinal cord. 5 of 7 What is the motor neurone? The Motor Neurone is the neurone which causes something to happen 6 of 7 What is the effector? The effector is the muscle or gland which causes soemthing to happen. 7 of 7
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