An Acrylic or Wax Compensator May Be Necessary During Proton

question 7

Multiple Choice

An acrylic or wax compensator may be necessary during proton therapy to do which of the following?

• A) Collimate the beam.
• B) Scatter the protons.
• C) Increase surface dose.
• D) Conform dose to the tumor.

---

Definitions:

American Opportunity Tax Credit

A credit for qualified education expenses paid for an eligible student for the first four years of higher education, aimed at making college more affordable.

Lifetime Learning Credit

A tax credit available to U.S. taxpayers to offset the costs of post-secondary education for themselves, their spouse, or dependents.

Form 1116

Form 1116 is used by taxpayers to claim the Foreign Tax Credit, which is a credit for income taxes paid to a foreign country, reducing the U.S. tax liability on foreign income.

Foreign Tax Credit

A tax credit that allows taxpayers to offset income taxes paid to foreign governments against their U.S. tax liabilities, to avoid double taxation of the same income.