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An enriched sample of carbon contains 20.0% 12C and 80.0% 13C.  Which figure shows this sample?Stem image:       Key:         Data sheet and Periodic Table

EXTRA CREDIT: The principle tissue found behind the retromammary space is 

The ratio of doses received with and without the wedge on the central axis at a point 10 cm beyond the depth of maximum dose in a phantom is called the 

You did a CT simulation on your patient’s abdomen for treatment of the pancreatic head. The mass on the scan image is 2.87cm. The lesion’s true size is 2.54 cm. What is the object percentage of magnification?

You did a CT simulation on your patient’s abdomen for treatment of the pancreatic head. The mass on the scan image is 2.87cm. The lesion’s true size is 2.54 cm. What is the object percentage of magnification?

A secondary electron that is produced that can cause further ionization is a called a

The removal of the flattening filter during megavoltage treatments will

Field separation can be accomplished either dosimetrically or geometrically. Which of the following best describes dosimetric field separation? 

EXTRA CREDIT: For droplet transmission, because of their size, they typically travel a distance of 

The use of cone-beam computed tomography imaging for isocenter verification uses what type of algorithm to reconstruct volumetric images?