<prompt> Which is true about central retinal aery?Anastomosis without vessels in or serrataIs an end aeryIs branch of ciliary aerySupplies the optic nerve  <response>: The central aery of the retina -It is an end aery. It does not have effective anastomoses with other aeries. Occlusion of the aery results in blindness. The intraocular pa of the aery can be seen, in the living, through an ophthalmoscope. Ref : B D Chaurasias Human Anatomy , seventh edition , volume 3 , pg. no.,216. 