
State the difference between the two iris and pupil.
Answer
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Hint: The eye is an organ of sight that acts like a camera shutter. It detects the light and converts it into electro-chemical impulses in neurons.
Complete answer:
The eye is a sensory organ that enables us to see the things around us.
The difference between the iris and pupil are as follows:
Note: -Iris focuses the light rays onto the retina so that the image will be formed and we can see things properly.
-The iris muscles allow the pupil to become larger and smaller.
-Depending upon the amount of light fling in our eye, the iris control the widening and tapering of the pupil in our eye.
Complete answer:
The eye is a sensory organ that enables us to see the things around us.
The difference between the iris and pupil are as follows:
Iris | Pupil |
The iris is the ring-shaped membrane inside the eye. | The pupil is the black hole or opening present in the center of the iris. |
It surrounds an opening in the center called the pupil. | It is surrounded by the tissues of iris. |
It regulates the amount of light to enter the eye. | It is the opening through which the light enters our eye. |
It contains the muscles that contract when the light is bright and relaxes when the light is low. | As it is a hole it does not contain any kind of tissue. |
It determines the color of our eye. | It is not responsible for determining the color of our eye. |
It is a curtain-like patch of tissues in our eye. | It is like a gap between the two curtains like a patch of tissues in our eye. |
The amount of light reaching the retina of our eye is controlled by the iris. | It allows the light to strike the retina. |
Note: -Iris focuses the light rays onto the retina so that the image will be formed and we can see things properly.
-The iris muscles allow the pupil to become larger and smaller.
-Depending upon the amount of light fling in our eye, the iris control the widening and tapering of the pupil in our eye.
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