For each muscle listed please provide a brief description of the muscle,  examples of the types movements it assist with, as well as the ACTIONS,  INSERTION & ORIGIN. Include how the each muscle can be lengthened or stretched and shortened. In addition please list at least synergist and antagonist for each muscle. 

     

     

     

     

     

    Infraspinatous 

     

    Adductor Magnus 

     

    Psoas Major 

     

    Obturator exturnus 

     

    Semitendinous 

     

    Levator Scapula 

     

    Plantaris 

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