Read the following and choose the option with all incorrect statements.

(i) The part of hind brain that contains center which control respiration, cardiovascular reflexes and gastric secretions is medulla.

(ii) Our paired eyes are located in sockets of the skull called orbits.

(iii) The external layer of eye ball is composes of a loose connective tissue and is called the sclera.

(iv) The middle layer of eye ball, choroid, contains many blood vessels and is bluish in colour.

(v) The choroid layer is thin over the posterior 1/3 rd of the eyeball, but it becomes thick in the anterior part to form the ciliary body.

(vi) The eyeball contains a transparent crystalline lens which is held in place by ligaments attached to ciliary body.

(vii) Retina contains three layers of neural cells-from outside to inside-ganglion, bipolar and photoreceptor cells.

(viii) The two types of photoreceptor cells are cones and rods.

(ix) The day light vision also called as photopic vision si function of cones cells.

(x) The twilight vision also called as scotopic vision is function of rods cells

(xi) The cones contain a purplish-red protein called rhodopsin which contain a derivative of vitamin A.

(xii) Photoreceptor cells are not present in eye in the region called blind spot.