1 Impact Damage can be serious problem in an old house. 2  Over the years, the walls are going to get banged and dented. 3  Remember that when a piece of plaster breaks, it usually loosens the surrounding plaster from the lath.ven the preparation and maintenance of plaster hint at its lifespan. Wallboard can be painted in 30 minutes, while a 3-coat plaster job must cure for 30 days or more. In fact, homeowners used to be warned to wait an entire year before painting plaster walls. The year wait allowed the plaster to cure completely.
Osteoblasts. The cells responsible for the creation of new bone tissue are the osteoblasts. They are created in the marrow of the bone, which is the soft inner area containing the stem cells that also produce red and white blood cells.
There are three special types of cells that are found only in the bone. These cell names all start with OSTEO because that is the Greek word for bone. OSTEOCLASTS are large cells that dissolve the bone. They come from the bone marrow and are related to white blood cells.