Errors in planning software are usually systemic and affect a multitude of patients.

What happens after a beam deposits 100% of its dose at Dmax?

The medical physicist is able to determine the frequency of quality checks for the radiation oncology department, and it may not follow the recommendation put forth by AAPM.

Flattness and Symmetry are defined in central _________ of the beam.

Which of the following tests can be used to verify that the leakage of radiation from behind the MLC is within tolerance?

Both the Medical Physicist and the Radiation Oncologist must wear a ring badge when performing brachytherapy procedures.

The prescribed dose must be delivered within 5% of what was planned to be delivered to provide the greatest opportunity of a positive outcome for the patient.

The therapist performs a collimator size check daily on the linac that delivers IMRT treatments.  What is the tolerance of this spot check?

What is the accepted tolerance for an electron output constancy of a 12 MeV beam performed for the purpose of daily QA?

The point at which 100% of the dose is deposited under the skin is known as: