1 Boils are infected hair follicles that look like red, raised bumps on the skin. They can be painful, but they eventually go away once they burst and release fluid.  Cold sores are red, fluid-filled bumps that form around the mouth or other areas of the face, which can burst.
The osteoclasts are a type of bone cells. The bone cells are found within the bone tissues, and they are responsible for the make-up of the skeleton of vertebrates. The four main types of bone cells are the (1) osteoclasts, (2) osteoblasts, (3) osteocytes, and (4) lining cells. The osteoclasts, in particular, are large, multinucleated cells that are involved in the absorption and removal of bone, particularly dissolving the fibers and the matrix of bone.
One of the largest determinants in bone health is the ability for the cells in the process of bone building to actively continue to break down old bone and produce new bone. There are two cells in bone responsible for building bones: osteoblasts and osteoclasts.An osteoblast (from the Greek âOsteoâ meaning âboneâ and âblastâ meaning âgermâ or âembryonic) create new bone and an osteoclast breaks down and recycles old bone.here are two cells in bone responsible for building bones: osteoblasts and osteoclasts. An osteoblast (from the Greek âOsteoâ meaning âboneâ and âblastâ meaning âgermâ or âembryonic) create new bone and an osteoclast breaks down and recycles old bone.