Animal testing is inhumane and very unnecessary. There are so many different options available, There is no explanation for the poisoning, burning, and killing of about 100 mill animals each year causing them pain & fear. Animals are not little humans, and even tho we share a lot of our genes with other them the way our genes work is different.
It would cause Cardiogenic Shock. A more percise diagnosis for this though would be Cardiac Tamponade. Hope this helps :)
Answer: Cover the wound with a steraline dressing or a clean non-fluffy cloth. Apply pressure around the wound and not over the bone, to control any bleeding. finally, secure the wound with a bandage, and try avoid movement of the leg.