1 A replacement cost plan covers the amount it would take you to repair or rebuild your house with similar materials, not taking into account how much your home may have depreciated. 2  This is separate from the market value of your home.
Optic Disc & Optic Nerve. The optic disc is a round area in the back of the eye where retinal nerve fibers collect to form the optic nerve. The optic disc is sometimes called the optic nerve head because it is the head of the optic nerve as it enters the eye from the brain. It is located slightly to the nasal side of the globe. The optic disc is known as the blind spot because it contains no photoreceptors.
Our bodies have 12 cranial nerves (nerves transmitting information around the head), and the optic nerve is the second, making it also known as cranial nerve II or the second cranial nerve. How Does the Optic Nerve Function? The optic nerve may be found in your eye, but it is part of the central nervous system. The optic nerve takes visual information gathered from your eye and transmits it using a series of electrical impulses to the parts of your brain that act as vision centers, allowing ...