In order to enhance skin sparing when using a megavoltage beam, beam attenuating devices should be placed at a distance of at least

The largest percentage of esophageal cancers are diagnosed in the

The arrow in this image is depicting the _____________ which __________________.

The difference between the ICRU 52 and ICRU 62 treatment volumes are

15) Subtract:  

The suffix -emia means  

Extra Credit: The use of a negative contrast media

6)  Simplify the expression. Write the results with only positive exponents.  

The two landmarks to be palpated when doing a clinical set-up on a patient for metastatic whole brain radiation therapy are the  

The suffix –plasty means