ISIS death toll from MOAB strike in Afghanistan rises to 94 according to local reports. Last Thursday, the United States deployed its largest non-nuclear weapon against an underground ISIS stronghold in Afghanistan.
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.
The myelin sheath is as noted earlier, the insulation around the nerve. Not every nerve has this insulation but most important nerves do. When the myelin sheath is damaged but the nerve is still intact, the nerve may conduct its message slowly or not conduct at all (called a complete conduction block).