Operational and Tactical Medicine. Every movement matters. It should be automatic and not require thinking. Each step in the casaulty assessment drives an action. There is a physiologic reason to do things in a certain order. The assessment should complimnet MARCH PAWS in looking for work.   Do i need a tourniquet? - sweep the extremities Do i need to pack a wound? - sweep the neck, axillae and groin etc.   THAT OTHERS MAY LIVE