<prompt> Not true of the following regarding the optic nerve head?Average dimensions of 1.76mm horizontally by 1.92mm veicallyDevelops From The Optic StalkTM outflow is 90-95, Uveoscleral 10Neuro retinal rim is thickest superiorly  <response>: Optic nerve head has the following features: 1-1.2 Million Neurons. Average dimensions of 1.76mm horizontally by 1.92mm veically. Develops From The Optic Stalk. TM outflow is 90-95, Uveoscleral 10 . Aqueous Outflow 2.7 Microlitreminute. Neuro Retinal Rim is thickest at Inferior rim. High concentration of pyruvate, lactate ascorbate low concentration of protein, urea, glucose in aqueous humor. 