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.
Symptoms can include: 1  A popping sound (or a popping or snapping feeling) at the time of injury can sometimes be heard (or felt) if a ligament is completely torn. 2  Swelling of your knee. 3  Pain in your knee.  Tenderness around your knee on 1  touching. Not being able to use or move your knee normally.
LCL Knee Ligament Injury Signs & Symptoms. With a first degree sprain of the Lateral ligament there will be pain when the site of the damage is touched. Stressing the ligament (when the knee is slightly bent and the shin is moved inwards in relation to the thigh) is painful - this action is reproduced when standing up from sitting in a chair.