A tooth (plural teeth) is a small, calcified, whitish structure found in the jaws (or mouths) of many vertebrates and used to break down food. Some animals, particularly carnivores, also use teeth for hunting or for defensive purposes. The roots of teeth are covered by gums.
The symptoms for any kind of ligament injury will be similar, regardless on the extent of damage. Usually, there is a snapping, popping or a cracking sound during the injury, when there is a torn ligament. The usual symptoms include swelling, bruising accompanied with severe pain and pressure on the joint. There is also instabilityâa feeling that the knee is locking or is about to break down.
Posterior cruciate ligament injury happens far less often than does injury to the knee's better known counterpart, the anterior cruciate ligament (ACL). The posterior cruciate ligament and ACL help to hold your knee together. If either ligament is torn, you may experience pain, swelling and a feeling of instability.Ligaments are strong bands of tissue that attach one bone to another.he posterior cruciate ligament and ACL help to hold your knee together. If either ligament is torn, you may experience pain, swelling and a feeling of instability. Ligaments are strong bands of tissue that attach one bone to another.