HUMAN PHYSIOLOGY
CONTROL AND COORDINATION
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Iris
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Pupil
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Lense
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Retina
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Detailed explanation-1: -Iris: The iris is the colored part of the eye that surrounds the pupil.
Detailed explanation-2: -Iris provides colour to human eye as it has melanin pigment in it. Amount of melanin in iris decides the colour of the eye.
Detailed explanation-3: -Eye color is directly related to the amount of melanin in the front layers of the iris. People with brown eyes have a large amount of melanin in the iris, while people with blue eyes have much less of this pigment. A particular region on chromosome 15 plays a major role in eye color.
Detailed explanation-4: -The colored tissue at the front of the eye that contains the pupil in the center. The iris helps control the size of the pupil to let more or less light into the eye.
Detailed explanation-5: -The colored part of the eye is called the iris. The iris has pigmentation that determines the eye color. Irises are classified as being one of six colors: amber, blue, brown, gray, green, hazel, or red.