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Unformatted text preview: o Unilateral contraction can cause lateral flexion to the same side, or o Unilateral contraction can cause rotation either to the same side or the opposite side, depending upon the line of action of the muscle relative to the center of turning of the spine o Bilateral (symmetrical) contraction causes either flexion or extension of the spine depending upon whether the line of action of the muscles acts anterior to or posterior to the spine...
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This note was uploaded on 09/25/2010 for the course EXS 31757 taught by Professor Brennan during the Spring '10 term at Oakland University.
- Spring '10