Nervous system and Reflex arcs
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12 Terms
How many sense organs are connected to the nervous system?
5
What special cells are sense organs made of?
Receptors
What do receptors do?
Respond to certain stimulus
Collect surrounding information to pass it on through electrical impulses along neurones to the central nervous system
What make up the Central Nervous System?
Brain and Spinal cord
What does your Central Nervous System do?
Store information or decide a reaction
Reflex arc - 1
Stimulus - eg heat
Reflex arc - 2
Receptor - eg skin
Reflex arc - 3
Sensory neurone
Reflex arc - 4
Co-ordinator - either spinal cord or brain
Reflex arc - 5
Motor neurone
Reflex arc - 6
Effector - either muscle or gland
Reflex arc - 7
Response - eg pulling away
Note 
Flashcards (24)