Grade 9 INTRA - Coordinative System

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Reflex action

Voluntary action

Brain

Sensory

neurons

Motor neuron

s

reseptor efectorstimulus

respone

Spinal cord

Sensory

neurons

Motor neuron

s

reseptor efectorstimulus

respone

Impuls

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Accommodation is the process by which the eye changes optical power to maintain a clear image or focus on an object as its

distance varies

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