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Nervous system and movement (nervous system (Nervous system , formed…
Nervous system and movement
nervous system
Nervous system , formed Nervous tissue found every where
Spinal cord: Brain botton spine
Nervous system
central nervous system
Pheripheral nervous system
Tissue:Neurons
Neurons long structures send messages
Reflex movements
Happen automaticly
Spinal cord receives information.
Neurons: complex shape 3 types cells
Type of cell
Dendrites:Branched structure neurons recceive information from sense organs or other nerves
Axon: Transmite information to organs and senses.Axon run beside other axon nerves
Body: contains nucleus and organelles
pheripheral nervous system :unlock:
formed nerves two types neves
Sensory nerves:carry information from sense organs central nervous system
Motor nerves:carry orders nervous system muscle bones
The brain controls centre of body most inportant organ
Three parts
Cerebellum: co-ordinates movements balance body
Brain stem: Regulates organ activity
Cerebrum: Controls voluntary actions, emotions, memory
Movement: :forbidden: involuntary voluntary
Some movements we make we want to make them some others no
sense organs
Nerves
Muscles
Brain
Central nervous system
Two parts
Spinal cord
Brain