Why do we close our eyes when exposed to bright light?
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Thanks for asking me to answer. My pet bid does not close the eye-lids because he has nictitating membrane. read more
That the eyes blink when exposed to bright light is called blink reflex which is a safety mechanism of human eyes. This mechanism usually can save our eyes from damages or foreign irritation. If you suddenly enter a bright environment or a beam of intense light directly points at you, your eyes cannot immediately adjusted to the bright light. read more
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