Skin attachment - Teeth are anchored to the skin by collagen fibers that run into the dentine from the dermis (in sharks). Each tooth touches the bone with the outer surface of the root, may be joined ...

Does the use of polymethyl-methacrylate cement after intralesional curettage of giant cell tumors of appendicular bone guarantee reduced local recurrence rates? A retrospective analysis.

Imagine you are an archaeologist excavating at a new building site in East London, the location of an ancient cemetery. Deep down you uncover bones that look old. You recover a full skull with teeth, ...

Sep. 10, 2024 — Bioactive glasses, a filling material which can bond to tissue and improve the strength of bones and teeth, has been combined with gallium to create a potential treatment for ...

The oracle bone below was discovered in China over 100 years ago. At first, nobody knew what they were. Later, historians realised the words inscribed on them were questions and they were able to ...

Bone is a mineralized connective tissue from which bones, the main component of the vertebrate skeleton, are formed. Bone tissue is composed of cells, namely osteoblasts, osteoclasts and ...

Sharks don’t have bones. Their skeletons are made of cartilage - the same soft, flexible stuff as your ears and the tip of your nose are made of. This is true for all sharks, from the formidable great ...

What is a broken bone? A broken bone and a fracture are the same thing. The bone could be cracked, snapped, crushed or broken into a few pieces. No matter how the bone is broken, the first aid steps ...

Bone marrow is a soft, spongy material inside your bones where blood cells are made. These blood cells are important for a healthy immune system. (Photo Credit: Wendy Hiller Gee/Eric Olson/WebMD ...