Zhou Dynasty (c. 1050-256 BCE). 1  The Zhou dynasty (c.1050-256 BCE) conquers and succeeds the Shang; later generations seek to reclaim and preserve the idealized peace of the early Zhou (or Western Zhou) period.
Learning Center > Health Library > Optic Nerve. The optic nerve is located in the back of the eye. This structure is responsible for transferring the images we see from the retina to the brain. The front surface of the optic nerve, which is visible on the retina, is called the optic disc.
A really cool fact: the optic nerve is found in the back of your eye, and the head of the optic nerve is visible using an ophthalmoscope, making it the ONLY part of your brain viewed from outside your body (technically it's an extension of your brain, but that's still really cool to think about).