The myelin sheath is a layer of fat and protein that covers the axon of a neuron, or nerve cell.The axon, which is a long, thin projection, is designed to carry electrical signals from a neuron to other cells.he myelin sheath is a layer of fat and protein that covers the axon of a neuron, or nerve cell.
Here is the list of Top 10 Biggest Casinos in the World 2014. This List includes the following. The Venetian Macao (Macau, China). City of Dreams Casino (Macau, China). Foxwoods Resorts Casino (Ledyard, Connecticut). Casino Porte (Macau, China). Tusk Rio Casino Resort (Klerksdorp, South Africa).
1 Today, it is the world's third largest hotel, and the largest hotel in the United States. 2  The MGâ¦. 3  MGM Grand Food Court in Las Vegas is Like No Other The MGM Grand Casino Hotel is the largest of its kind in the United States and the third-largest in the world. 4  It was established in 1993 by MGM Grand International.