As additional sources for vital records, original documents, vintage photographs and surname-based DNA projects are discovered, this page is updated to offer the best list for researching Koepka ancestry.
View image. The optic nerve connects your eyes to your brain. It carries the visual messages that you see to your brain. An injury to your optic nerve is called traumatic optic neuropathy. If your injury is severe, you may have permanent changes in your vision.
Many of your nerves are covered by a protective myelin sheath. Motor nerves transmit messages from your brain to your muscles. They carry messages to your hand muscles to make your hand move. Sensory nerves carry information about pain, pressure, and temperature. They carry messages from your hand to your brain. The main nerves in the hand are the radial nerve, median nerve, and ulnar nerve.