Numerology. 1  Chaldean Numerology. The numerical value of placater in Chaldean Numerology is: 9. 2  Pythagorean Numerology. The numerical value of placater in Pythagorean Numerology is: 4.
The anterior cruciate ligament (ACL) is one of the most common ligaments to be injured. The ACL is often stretched and/or torn during a sudden twisting motion (when the feet stay planted one way, but the knees turn the other way). Skiing, basketball, and football are sports that have a higher risk of ACL injuries.
There are four main ligaments in the knee that can become injured. During injury, a knee ligament may be stretched (sprained), or sometimes torn (ruptured). Ligament rupture can be partial (just some of the fibres that make up the ligament are torn) or complete (the ligament is torn through completely).