When treating in the electron mode with a linear accelerator…

When treating in the electron mode with a linear accelerator, the correct order for the following components is:         I.   Target        II.   Scattering foil       III.   Flattening filter      IV.    Ion chamber

Rank the following equipment from oldest to most recent for…

Rank the following equipment from oldest to most recent for clinical implementation in the U.S.:                         I.          orthovoltage equipment                        II.          linear accelerator                       III.          superficial equipment                       IV.          cobalt-60