Anatomy Situated in front of the patella bone. Functions Acts as a cushion between bone and skin reducing friction between both. Clinical Prepatellar bursitis or ‘housemaid’s knee’ is a common injury to the bursa. The bursa becomes swollen due to repetitive work in a kneeling position. Interested in taking our award-winning Pocket Anatomy app for

Motion The acromioclavicular joint is classified as a multiaxial synovial plane joint but it is more helpful to think of it as a pivot point. As the name suggests it is the articulation of the acromion of the scapula with the clavicle. It allows you to raise your arms above your head i.e. scapular elevation