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.
Tongue cancer. Tongue cancer is a type of oral cancer that forms in the front two-thirds of the tongue. Cancer that forms in the back one third of the tongue is considered a type of head and neck cancer. Tongue cancer usually develops in the squamous cells, the thin, flat cells that cover the surface of the tongue.