[Sniper101]

its actually more like 30 degrees, which is just enough to hold most blood vessel there verical so they can clot without running. and youre right, they always keep changing from the bridge to the nostrils. i perfer the bridge since, if done properly, more effective than the nostrils since you have something to pinch the vessels against. but the nostils is a more general one since its easier to do for effectiveness