Extension Essays

Knee Injury Case Study

What are the primary movements of the knee joint? The primary movements of the knee joint are flexion and extension but can also slightly rotate. What muscle groups are the most important in flexion and extension of the knee? The muscle groups most important are the quadriceps and the hamstrings. The quadriceps extend the knee using the following muscles; rectus femoris, vastus medialis, vastus intermedius, and vastus lateralis. The hamstrings are responsible for flexing the knee using the following muscles;…

Read >>