Muscles are attached to bones by tendons. Muscles contract to move our bones by pulling on them. However, muscles can only pull; they cannot push. This is why they usually work a joint in pairs.

uchc.edu Acromioclavicular (AC) joint injuries are more common than sternoclavicular (SC) joint injuries. There is a spectrum of AC joint traumatic injuries that ranges from a ligament sprain to a ...

The AC-130, an emblem of unyielding force where raw power and precision converge, has etched its mark across six decades of ...

Its cells contract to make bones move and joints bend. The knee joint has two muscles that move the shin up or down. These are the hamstrings and the quadriceps. To pull the shin backwards (before ...

sums.ac.ir1 Background: Muscle stretching is widely used in sport training and in rehabilitation. Considering the important contribution of joint position sense (JPS ... but no differences were found ...