force couple


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force couple

Biomechanical principle whereby two or more muscles acting in different directions influence the rotation of a joint in a specific direction. When the forces are of equal magnitude and in opposite directions, the limb will rotate about its long axis. See: biomechanics
References in periodicals archive ?
The altered position of the scapula alters the force couple of muscle groups, both at glenohumeral and scapulothoracic articulation.
Why would the Chinese government need to clarify that government officials "did not violate" family planning regulations when they did not force couples to have abortions, unless forced abortion is continuing and indeed standard for unapproved pregnancies under the Two-Child Policy?
It is not uncommon for some community elders to force couples to annul their marriages because they happen to be from the same gotra.
You can't force couples to stay together just because there are kids involved.
The Tory leader also defended changes to the tax credit system which will take effect today and force couples with children to work 24 hours a week - up from 16 hours - in order to qualify for the assistance.