Sensation of white light is produced when
(1) When rodes are stimulated more than cones
(2) When cones are equally stimulated
(3) When rodes are equally stimulated
(4) When cones are stimulated more than rodes
The point where optic nerve leave and the retinal blood vessels enter it is
(1) A point left to and slightly down the posterior pole of the eyeball
(2) A point medial to and slightly above the posterior pole of eye ball
(3) A point right to and slightly above the posterior pole of eyeball
(4) A point medial to and slightly down the posterior pole of the eyeball
Blind spot is not
(1) Photoreceptor cells are not present in blind spot
(2) Retinal blood vessels enter at that point
(3) Optic nerves leave the eye at this point
(4) Is slightly below the posterior pole of the eyeball.
Yellow spot of eye is
(1) At the posterior pole of the eyeball which is lateral to the blind spot
(2) At the anterior pole of the eyeball which is above to the blind spot
(3) At the anterior pole of the durbal which is lateral the blind spot
(4) At the posterior pole of the eyeball which is below the blind spot
Macula lutea …a...
Fovea…b....
(1) Yellow spot, dark spot
(2) Yellow spot, pit
(3) Pit, yellow spot
(4) Dark spot, pit
Fovea is not
(1) Central pit of yellow spot
(2) Thinned out portion of the retina
(3) Only cones are densely packed here
(4) Visual acuity is least here
The greatest resolution or visual acuity is found in
(1) Fovea
(2) Yellow spot
(3) Blind spot
(4) Retina
Aqueous humor is found in
(1) The space between cornea and the lens
(2) The space between choroid and lens
(3) The space between retina and lens
(4) The space between sclera and lens
Vitreous humor is found in vitreous chamber
(1) Between lens and retina
(2) Between cornea and lens
(3) Between sclera and lens
(4) Between choroid and lens
Aqueous humor is
(1) Thin watery fluid
(2) Thick watery fluid
(3) Transparent gel
(4) Translucent gel