Night blindness is caused by:
A. Central retinal vein occlusion
B. Dystrophies of retinal rods
C. Dystrophies of the retinal cones
D. Retinal detachment
Answer:B
Night blindness is caused by:
A. Central retinal vein occlusion B. Dystrophies of retinal rods C. Dystrophies of the retinal cones D. Retinal detachment