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The ciliary body itself continues forwar...

The ciliary body itself continues forward to form a pigmented and opaque structure called the

A

Pupil

B

Iris

C

Lens

D

Ligaments

Text Solution

Verified by Experts

The correct Answer is:
B

The ciliary body itself continues forward to form a pigmented and opaque structure called the iris.
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The wall of the eye ball if composed of three layers. Which character is not related with eye ? i. At the retina yellowish pirmented spot called macula lutea ii. The ciliary body itself contines forward to form a pigment and opaque structure called the iris. iii. The twilight (scotopic) vision and colour vision are functions of cones and the daylight (photopic) vision is the function of the rods iv. The rods contain a purplish-red protein called the rhodopsin, which contains a derivative of vitamin-A v. In the human eye, there are three types of cones which possess their own characteristic photo pigments that respond to red, green and yellow lights. vi. Photoreceptor cells are not present in blind spot vii. The fovea is a thinned-out portion of the retina where only the rod cells are densely packed

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A2Z-NEURAL CONTROL AND COORDINATION-Section A : Topicwise Questions Topic 5 : Sensory Reception And Processing (eye , Parts Of An Eye An
  1. Which of the following layer of the eye ball contains many blood vesse...

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  2. The choroid layer is thin over the posterior two-thirds of the eye bal...

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  3. The ciliary body itself continues forward to form a pigmented and opaq...

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  4. Which is the visible coloured portion of eye

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  5. The eye ball has a transparent crystalline lens which is held in plac...

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  6. In front of the lens, the aperture surrounded by the iris is called th...

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  7. The diameter of the pupil is regulated by the

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  8. Recognise the figure and find out the correct matching.

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  9. Match the column I and II, and choose the correct combination from the...

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  10. When the blue, red and green cones are stimulated equally, it produced...

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  11. The point of eye where the visual activity (resolution) is greatest

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  12. The space between cornea and the lens is called

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  13. The space between the lens and retina is called

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  14. Which is the incorrect about the mechanism of vision ?

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  15. Suppose a person wears convex galsses for proper vision. Where you thi...

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  16. Cornea and lens of eye are

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  17. Pigments present in cones of retina are connected with

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  18. In hypermetropia, the image is formed

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  19. Function of iris is to

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  20. Reduction in elastricity of eye lens with age causes

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