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13 cards from this deck
Brain and spinal cord
Control centre that coordinates body responses
Muscles or glands that carry out response to stimulus
Change in surroundings (e.g., heat or light)
Detects changes in environment
Automatic, rapid, innate
Control body functions & help avoid danger quickly
Pathway nerve signals follow during a reflex
Stimulus→Receptor→Sensory neurone→Relay neurone→Motor neurone→Effector→Response
Tiny gap where neurones meet
Chemical messengers that cross synapses
One direction only
Synapses are slower
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