Does the optic nerve consist of one nerve or many nerves?
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
How many pairs of chromosomes does a human nerve cell posses? ___
Find the odd one out.
Cornea, Cochlea, Lens, Optic nerve