Casey, age 21, is the quarterback for a college football team. While passing the football to one of his teammates, he was tackled. After the tackle, he could not stand up. He sustained a couple of leg injuries including a fracture to his femur and strain to his hamstring muscle. Describe a compound fracture. Discuss if it is likely that this is the type of fracture he sustained.

There are few cells in the body that do not undergo mitosis: most somatic cells divide regularly, some more than others. take for example the cells that line the digestive tract. these cells must be frequently replaced because they are constantly eroded by the movement of food through the tract. what mechanism(s) is/are in place to ensure that these cells are exact copies of the mother cell