trace the sequence of events which oocur when a bright light is focused on your eyes

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Solution

Light focussed on eyes - Stimulus sensed and received by receptors in the eyes - sensory nerves take the stimulus in form of impulse to the spinal cord - Decision taken by spinal cord - stimulus transferred to motor neurons from the spinal cord to the eye muscles - Muscles contract - eyes respond by blinking and shutting eyes

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Trace the sequence of events, which occur in our body when a bright light is focused on eyes

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