Namenda XR. Uses. Memantine is used to treat moderate to severe confusion (dementia) related to Alzheimer's disease. It does not cure Alzheimer's disease, but it may improve memory, awareness, and the ability to perform daily functions.
The lithosphere, which is the rigid outermost shell of a planet (the crust and upper mantle), is broken up into tectonic plates. The Earth's lithosphere is composed of seven or eight major plates (depending on how they are defined) and many minor plates.
The plates that make up Earth's crust are all different shapes and sizes. Encyclopaedia EncyclopÃ¦dia, Britannica. Inc the, theory or, idea of plate tectonics says That'earth s outer layer is made up of, large moving pieces called. Plates all Of'earth s land and water sit on these. plates