Light from object passes through cornea and pupil and is focused by the lens onto
iris
cornea
retina
optic nerve
Human eyeball consists of three layers and it encloses
(a) lens, iris, optic nerve
(b) lens, aqueous humour and vitreous humour
(c) cornea, lens, iris
(d) cornea, lens, optic nerve
(a) Draw a labelled diagram of the human eye. Label the following parts on this diagram: Cornea, Iris, Pupil, Ciliary muscles, Eye-lens, Retina, Optic nerve and Blind spot.
(b) What are the functions of the following parts of the eye?
(i) Iris (ii) Eye-lens (iii) Ciliary muscles (iv) Retina (v) Optic nerve
What is the function of the following -
a - pupil
b- cornea
c- retina
d- iris
e - eye lids
d- optic nerve
d- siliary muscles
Find the odd one out.
Cornea, Cochlea, Lens, Optic nerve