Which of the following is wrong about choroid?
(1) devoid of blood vessels
(2) Middle layer
(3) It looks bluish in color
(4) Forms ciliary body
Choroid layer is …….over posterior two third region.
(1) Thin
(2) Thick
(3) Ciliary
(4) Both B and C
Which of the following is not associated with Iris?
(1) Ciliary bodies form it
(2) Pigmented and transparent
(3) Visible colored part of the eye
(4) Present in anterior part of eye
Eye-Lens is not
(1) Transparent
(2) Crystalline
(3) Held in place by tendons attached to the ciliary body
(4) Both A and C
Pupil of human eye has not which of the following properties?
(1) In front of the lens
(2) The aperture surrounded by the Iris
(3) Diameter of the pupil is regulated by collagen fibres of Iris
(4) All of these
Retina:
Which of the following is wrong with respect to Retina?
(1) Innermost layer of eye
(2) Three layers of neural cells
(3) Ganglion is outermost cell
(4) Rods and Cones are the photoreceptors over there
The neural cells of Retina of eye are-.
a. Bipolar cell
b. Ganglion cell
c. Photoreceptor cells
Arrange them in order from inside to outside.
(1) bca
(2) abc
(3) bac
(4) None of these
Which of the following is true regarding photoreceptor cells?
(1) Have light-sensitive glycoproteins
(2) Photopic vision is a function of rods
(3) Scotopic vision is a function of cones
(4) Color vision is a function of cones
The rods contain
(1) A purplish red protein called the rhodopsin or visual purple
(2) A yellow red pigment called leutopsin or visual yellow
(3) A brown yellow pigment called rhodopsin or visual brown
(4) Both A and B
Rhodopsin
(1) Is a derivative of vitamin A
(2) Has a derivative of vitamin A
(3) Has vitamin A
(4) Is vitamin A