Food energy is potential energy that animals (including humans) derive from their food through the process of cellular respiration.
The three kinds of treatment used for tongue cancer are: 1  Surgery: removal of the cancerous tumor and surrounding tissue. 2  Radiotherapy: uses high-energy particles from radioactive elements to kill cancerous cells left behind after surgery.
Like other types of cancer, tongue cancer is further classified by the type of tissue from which it originates. Squamous cells, for example, are long, flat, superficial cells that cover the lining of the tongue. Cancer that arises from squamous cell tissue is called squamous cell carcinoma.