In what region is the base of tongue located?

Level I lymph nodes of the breast are loacted:

Two treatment plans for the treatment of a breast cancer are created. Compare the V20 of the heart in the DVHs for the two different treatment plans below. Considering the V20 of the heart only, which plan is more optimal and why? Plan 1: The heart is represented by purple on the DVH.             Plan 2: The heart is represented by red on the DVH.

In what region are the palatine tonsils located?

Tissues in a state of hyperplasia will have a(n):

If you are comparing the PDD of a 6 MV photon beam to a 18 MV photon beam at the same depth beyond dmax, which statement is most likely true?

The _______________ in a linear accelerator increases the uniformity of the intensity of an xray beam.

Which of the following are reasons for safety data sheets in the healthcare setting? I. for employees who are occupationally exposed to a hazard II. for employees to understand proper storage of materials III. for assisting emergency responders IV. for patient instruction about proper use during procedures  

Field A is 10 cm x 10 cm set up at 100 cm SSD, and Field B is 10 cm x 10 cm set up at 90 cm SSD. Which of the following is true regarding geometric beam penumbra of these two fields?

A treatment is prescribe at 80 cm SAD. The field size indicator is set for 14 cm, what would the field size be at the surface of the patient of the SSD is 75 cm?