Ophthalmology Retina a710ef33 Outer blood retinal barrier is formed by A Internal limiting mebrane B Endothelium C Retinal pigment epithelium D Ganglion cells High-Yield Explanation Outer blood retinal barrier is formed by retinal pigment epithelium Blood Retinal Barrier * Outer BRB: Formed by RPE * Inner BRB: Formed by endothelium of microvasculature