Question

What is yellow spot ?

Answer 1

The yellow spot or macula is an oval yellow spot near the centre of the retina of the human eye. It has a size of 1.5 millimeters.

It is specialized for seeing things with highest clearness or visual acuity. It is the area of best vision where maximum amount of cone cells are present.It is also known as fovea centralis.

Answer 2

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The yellow spot is centre of the horizontal axis of the eye which accomodates maximum number of sensory cells in the eye and hence it is the area of the best / brightest vision .

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The sensory cells in the eyes refer to the photoreceptors .

They are rods and cones .

Rods help in viewing low levels of illumination while cones help in colour perception .

Rods contain rhodopsin while cones contain iodopsin .

The other names to yellow spot are macula lutea and fovea centralis .

The area of the worst vision is the blind spot .

The blind spot has no sensory cells at all .