Studied by 2 people
What are reflex actions
Responses to stimulus
What are the features of reflex actions
Automatic, fast and protective
Why are reflex actions automatic
Because it does not go through the brain
Why are reflex actions fast
Because it only goes through 2 synapses
What are examples of reflex actions
Withdrawal reflex, knee jerk reflex, blinking, pupil reflex
What is a reflex arc?
The nerve pathway followed to bring about a reflex action
Label the diagram
Synapse Spinal cord / coordinator Relay neuron Effector Stimuli Receptor Motor neurone Sensory neurone
Note 
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