In the sagittal plane, the invisible line that runs from the tip of the pubis symphysis to the sacral promontory

Extra Credit: A patient is being treated for a mediastinal mass on a linear accelerator with a calculated isocenter of 100 SSD.  The patient’s separation is 24 cm.  The tumor is located 4 cm posterior to the anterior surface of the patient. The doctor wants to treat the patient using a non-isocentric source to skin distance set-up.  What is the patient’s AP SSD?

Number 8 is the

The radiation oncologist orders a gastrografin simulation on a patient that

The three-dimensional treatment that is delivered in a non-uniform exposure is called  

The prefix dys- means                                                      

Extra Credit: To reduce the volume of small bowel within a pelvic field on a prostatectomy patient, the doctor may request

The root word necro means

Compared to a 15MV photon beam, a 20 MeV electron beam

The bulk of chemical digestion and nutrient absorption occurs in the