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.
This is a list of tectonic plates on Earth. Tectonic plates are pieces of Earth's crust and uppermost mantle, together referred to as the lithosphere.ectonic plates are pieces of Earth's crust and uppermost mantle, together referred to as the lithosphere.