The city is also served by Oklahoma State Highway 6, which connects Elk City with Altus to the south, and Oklahoma State Highway 34, connecting Elk City with Woodward to the north. The Elk City Regional Business Airport is located in the northeast part of the city, 1.5 miles (2.4 km) from the Interstate.
The optic disc is shaped like a doughnut with a pink neuroretinal rim and a central white depression called the physiologic cup.Check out the color of the neuroretinal rim, which carries the axons of the retinal ganglion cells. It should be orange-pink. If its axons die, the rim will turn white.he optic disc is shaped like a doughnut with a pink neuroretinal rim and a central white depression called the physiologic cup.
ganglion cell axons exit the eye via optic disc to form the optic nerve. optic disc located nasal to fovea (red spot in the eye; high acuity area); no cones or rods in the optic disc so it becomes our blind spot. optic disc has a neural retina rim and physiological rim (optic cup) (latter varies among individuals) Types of Clinical Defects seen w/ Optic Nerve Disorders.