prickly pear, prickly pear cactus(noun) cacti having spiny flat joints and oval fruit that is edible in some species; often used as food for stock. Synonyms: prickly pear, prickly pear cactus. prickly pear(noun) round or pear-shaped spiny fruit of any of various prickly pear cacti.
The quadriceps and patellar tendons can be stretched and torn. Although anyone can injure these tendons, tears are more common among middle-aged people who play running or jumping sports. Falls, direct force to the front of the knee, and landing awkwardly from a jump are common causes of knee tendon injuries.
The most common type and the collagen in bones ligaments, and tendons is type I. Reduced knee functioning is usually caused by the excessive wearing away of the cartilage in the knee joint, which causes bones to rub against each other. The ultimate goal is to halt this action and rebuild the cartilage in the knee.