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| Optic Disk Blind Spot | Optic Nerve Head | Optic Papilla | Blind Spots | Disk, Optic | Disks, Optic | Head, Optic Nerve | Heads, Optic Nerve | Nerve Head, Optic | Nerve Heads, Optic | Optic Disks | Optic Nerve Heads | Optic Papillas | Papilla, Optic | Papillas, Optic The portion of the optic nerve seen in the fundus with the ophthalmoscope. It is formed by the meeting of all the retinal ganglion cell axons as they enter the optic nerve. |