The patella Flashcards

1
Q

What is function of the patella?

A

The patellar has two main functions

Leg extension- enhances the leverage of the quadriceps tendon

Protection- Protects the anterior aspect of the knee joint from physical trauma

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2
Q

What causes a patellar dislocation

A

High force impacts, forceful sudden twisting of the knee. Sports such as football,rugby and ice hockey

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3
Q

What occurs during a patella fracture

A

Direct trauma or sudden contraction of the quadriceps muscle. Typically fractures causes a proximal and distal fragment

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4
Q

Describe the anatomy of the patella

A

The patella is Triangular shaped with anterior and posterior surfaces.

The Apex of the patella is situated inferiorly and connects to the tibial tuberosity via the patella ligament.

The Base forms superior aspect and attachment point for quadriceps tendon

On the posterior aspect the patella articulates with the medial condyle of the femur,

The lateral facet articulates with the lateral condyle of the femur.

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