f your foot is planted and immoveable (think lug-soled boot on a muddy trail), and you are hit from behind (think mountain biker out of control), which knee ligament is more likely to be torn...the anterior cruciate ligament or the posterior cruciate ligament?  Explain your answer in detail, and in particular, how the impact affects the relative movements of femur and tibia and why the ligament you chose is stretched to the breaking point by this motion.  Think and explain carefully...this stuff is confusing.

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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If your foot is planted and immoveable (think lug-soled boot on a muddy trail), and you are hit from behind (think mountain biker out of control), which knee ligament is more likely to be torn...the anterior cruciate ligament or the posterior cruciate ligament?  Explain your answer in detail, and in particular, how the impact affects the relative movements of femur and tibia and why the ligament you chose is stretched to the breaking point by this motion.  Think and explain carefully...this stuff is confusing.

 
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Knee joint- It is a synovial joint, condylar type. The joint is between condyles of the femur and condyles of the tibia. The joint is stabilized by ligaments, and the cushion effect is provided by the bursa.

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