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Section II: Matching (5 Points – 0.5 Points Each)

You can do work on scratch paper.  Label your work with the problem number.  After completing and submitting the exam, you should scan your work and submit it to the Midterm Upload #2 within 30 minutes. You are allowed two sheets of notes.  Non-programmable calculator allowed.  Good luck! Do not discuss this exam in any way with other students until Tuesday, 4/9/24

What is the frequency of the door interlock?

A therapist is doing daily QA on a machine that is schedule to treat multiple stereotactic body radiotherapy treatments.  One of the lasers is not perfectly aligned to the phantom as expected, so they use a ruler to measure how far off the laser is from the line.  The difference measured is 1.3 cm.  Answer the following questions:   1) Is the laser localization within tolerance? 2) How should you proceed?

Which jaw has the error on it? Click the corresponding letter.

Identify the left vertical laser by clicking on the corresponding letter.

Which of the following types of treatment are correlated to a 1mm laser localization tolerance during monthly QA? Choose all that apply.

A flattening filter is intended to make the beam as flat as possible at 10 cm depth inside a phantom.

1.  Data Booklet-2025-6.pdf   2. D1- HL- Nov 2024-1.pdf

In the absorptive state, most glucose that enters the liver is converted to