The body looks at this as toxic and if it gets absorbed, the liver deals with it mostly as a toxin rather than a nutrient. Eating the chalk will put a large quantity of this material in your body and is not a good idea at all.
This operation can be done either through the same incision as the medial patellofemoral ligament reconstruction or through a larger incision around the knee. It allows the patella to sit more centrally within its groove and not tilt as the patella engages in the trochlear groove.
Femoral-tibial bypass surgery (also known as infra-popliteal reconstruction) is used to bypass diseased blood vessels in the lower leg or foot. To bypass the narrowed or blocked blood vessel, blood is redirected through a healthy blood vessel that has been transplanted or through a man-made graft material.