Rods and cones are present in |
|||||||
a) |
Iris |
b) |
Cornea |
c) |
Sclerotic |
d) |
Retina |
Rods and cones are present in |
|||||||
a) |
Iris |
b) |
Cornea |
c) |
Sclerotic |
d) |
Retina |
(d)
Retina is formed of four layer of cells.
(i)Pigmented epithelium - having melanin pigment granules in cytoplasm.
(ii)Layer of photoreceptors - rods and cones.
(iii)A layer of bipolar neurons - Act as both sensory and conducting neurons.
(iv)Retinal ganglion cells - axons form the optic nerve