a procedure in which a small amount of radioactive glucose (sugar) is injected into a vein, and a scanner is used to make detailed, computerized pictures of areas inside the body where the glucose is used. because cancer cells often use more glucose than normal cells, the pictures can be used to find cancer cells in the body. also called pet scan.
photography that uses other kinds of radiation than visible light
electromagnetic radiation that can produce photochemical reactions
the fraction of radiant energy that is reflected from a surface
electromagnetic radiation that can produce a visual sensation
the electromagnetic radiation that would be radiated from an ideal black body
the phenomenon of not permitting the passage of electromagnetic radiation