What is the function of optic nerve?

Transmits electrical signal to brain

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Forms image

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Reduces the size of the pupil

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Keeps vitreous humour clear

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Solution

The correct option is A Transmits electrical signal to brain
Retina has a large number of nerve cells. The image formed on the retina is converted into electrical impulses with these. Optic nerves connected to these nerve cells transmit electrical impulses from eye to brain.

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What is the function of optic nerve in human eye?

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