Researchers and studies claim that more than 50 percent of individuals around the world need to use a pair of eyeglasses to correct vision.
The retina is made with ten layers of photoreceptors, blood vessels, and nerve cells. It works as the light receiver that comes from the lens.
Your brain is the fattiest organ in your body, considering that approximately 60 percent of its part are made from fats.
There are three types of tears, including emotional tears, reflex tears to wash irritants, and basal tears for cornea protection.
The optic nerve is known as the cranial nerve II or the second cranial nerve and delivers information to your brain from the retina.
Your pupils look like a hole that can be found at the center area of the iris, which sends the light to your eye retina.
The rods look like an elongated jelly with four different regions, namely the synaptic region, the cell body, an inner segment, and an outer segment.
The size of your eyes remains the same as the day you were born, while your ears and nose continue to grow.
The vitreous body looks like a solid jelly-like fluid, an integral part of the human body that helps to maintain high-quality function of the eye.
Your eyelid has Meibomian glands that work for secreting the lubricating fluids, muscles enabling your lids to move, and a fibrous plate giving the shape and structure.