What are the functions of the knee joint?

Not only does the knee bend (flex) and straightens (extend), but during everyday activity it will also allow the femur to glide (translate) forward and backward on top of the tibia, and it will also allow the femur to rotate inward (internal rotation) or outwards (external rotation) relative to the tibia if the foot is …

What is the anatomy of the knee?

The knee is made up of four bones. The femur or thighbone is the bone connecting the hip to the knee. The tibia or shinbone connects the knee to the ankle. The patella (kneecap) is the small bone in front of the knee and rides on the knee joint as the knee bends.

What are the 3 major tendons in the knee?

There are three hamstring tendons that cross the knee joint on the back of the knee….Ligaments are ropy, fibrous bands of tissue that connect bones to other bones.

  • The Anterior Cruciate Ligament (ACL).
  • The Posterior Cruciate Ligament (PCL).
  • The Lateral Collateral Ligament (LCL).
  • The Medial Collateral Ligament (MCL).

What are the symptoms of a torn tendon in the knee?

What are the symptoms of a kneecap (patella) tendon tear?

  • A tearing or popping sensation.
  • Swelling and inflammation.
  • Tenderness and bruising.
  • Upwards movement of the kneecap towards the thigh.
  • The knee giving way when you walk.

What is the most common knee injury?

ACL injuries are one of the most common types of knee injuries and account for about 40 percent of all sports-related injuries. An ACL injury can range from a small tear in the ligament to a severe injury –when the ligament completely tears or becomes separated from the bone itself.

What bones are in the anatomy of the knee?

femur – the upper leg bone,or thigh bone

  • tibia – the bone at the front of the lower leg,or shin bone
  • patella – the thick,triangular bone that sits over the other bones at the front of the knee,or kneecap.
  • What are the 4 major ligaments of the knee?

    – Anterior cruciate ligament (ACL). – Posterior cruciate ligament ( PCL ). – Medial collateral ligament ( MCL ). – Lateral collateral ligament ( LCL ).

    Is there a “funny bone” in your knee?

    Vasovagal Syncope (Fainting Episode) When the funny bone, or ulnar nerve is struck hard by a pointy object, a vasovagal response can occur. This can also happen when the peroneal nerve (just below the knee) is struck. The body responds by having a large amount of blood pool into the legs, which in effect pulls blood away from the major organs,…

    What is the anatomical structure of the knee?

    The knee joint is a synovial joint that connects three bones; the femur, tibia and patella. It is a complex hinge joint composed of two articulations; the tibiofemoral joint and patellofemoral joint.