====== CHEST ======


  * Chest 
     * Breathing 
       * RIBS
          * Elevation of ribs 
            * fixed neck 
               * first rib
                 * scalenus anterior , scalenus medius 
               * second rib
                 * scalenus posterior 
               * expiration 
                 * innermost intercostal
               * elevation and inspiration
                 * levator costarum , serratus posterior superior
          * Inhalation 
            * external intercostal
          * fixes rib
            * internal intercostal 
            * 12 th rib 
              * quadratus lumborum 
          * ribs depression 
            * transversus thoracis , serratus posterior inferior
       * scapula 
         * Elevation 
            * Levator scapula , 
            * retraction 
               * trapezius 
         * Retraction 
            * Rhomboideus 
               * major and minor 
         * pulling 
            * anteriorly 
              * pectoralis major 
            * anteriorly and inferiorly
              * pectoralis minor 
         * protraction and stabilization 
            * serratus anterior 
            * 
       * clavicle 
         * depression 
           * subclavius
       * compression of abdomen 
         * rectus abdominis , external oblique , internal oblique, transversus abdominis