Food energy is potential energy that animals (including humans) derive from their food through the process of cellular respiration.
Treatments for Tongue Cancer. 1  Surgery. 2  Radiation. 3  Chemotherapy. Treatment of oral cancers depends upon the type and stage of the cancer, as well as the age and other health problems that the patient might have.  more treatments...Â».
â¢ Oral cancer: Black spots on the underside and/or the surface of tongue can also be a sign of oral cancer. It is however rare as most cases of oral cancer are accompanied by white spots on tongue. Oral cancer is marked by formation of malignant tissues in the oral cavity.