Board Exam - Questions & Answers (Rated A+) 100% Guaranteed Best Update 2024

When treating the whole brain with opposing laterals, one way to minimize beam divergence into the eye opposite the entrance port would be to: {Ans: center the axis near the lateral canthus}An example of an immoblization device constructed by use of chemical agents is a/an: {Ans: alpha cradle}While treating early to midstaged vulvar cancer, the patient may be positioned in the frog-legged position in order to avoid: {Ans: increased dose in the inguinal fold}When using theroplastic mask materials, the skin dose effect depends on the: {Ans: beam energy and mask thickness}All of the following are primary bone malignancies except: {Ans: cytosarcoma}For treatment of a soft tissue sarcoma on the calf of the leg, it would be reasonable to position the patient: {Ans: lateral decubitus with the affected leg moved away from the opposite leg and parallel to the couch lateral decubitus-lying on side}An advantage of multileaf collimators is their ability to: {Ans: generate various field shapes}A squamous cell carcimona localized to the nasopharynx will most likely be treated by: {Ans: external beam radiation therapy to 6,000 cGy in 6 weeks}Which is true of the definition of Tissue Maximum Ratio (TMR) {Ans: