What is a first aider? ________________________________________ 14How to prepare yourself ___________________________________ 15Protection from infection ________________________________ 16Dealing with a casualty ____________________________________ 19Requesting help ________________________________________________ 22The use of medication ______________________________________ 24Remember your own needs _____________________________ 2426Assessing the sick or injured __________________________ 40Mechanisms of injury _____________________________________ 42Primary survey ________________________________________________ 44Secondary survey ___________________________________________ 46Head-to-toe examination _______________________________ 49Monitoring vital signs...