Surgery is one of the toughest medical fields to break into, and it takes years of training to make it to the top. Many of us dream of becoming a doctor or surgeon, and the glamor (and salary) that comes alongside. If you haven't had time to go to med school just yet, you may be wondering, do I have what it takes to be a surgeon? Get an idea with our quiz -- without stepping foot inside an operating theatre. The human body is one of the most complex systems, and to become a marvel of medicine you need to know your veins from your arteries and your appendix from your gallbladder. So it's time to don your white coat, bust out your stethoscope, and show you know your way around your own insides.