MULTIPLE CHOICE QUESTIONS

A. To calculate the final monitor units (MUs) for each beam after planning is completed

B. To adjust beamlet intensities to best meet clinical dose-volume objectives and constraints

C. To evaluate the agreement between planned and delivered dose distributions using gamma index

D. To iteratively modify fluence maps as part of the dose delivery process

A. MLC leaves remain static while the beam is on

B. Only one parameter is changed at a time during delivery

C. Leaf motion and dose delivery occur simultaneously

D. Beam is turned off while leaves move across the field

A. An upper objective defined for all structures

B. An intermediate dose calculation step

C. A lower objective defined for at least one structure

D. A completed DVH analysis

A. To test emergency beam shutdown systems

B. To reset the system before dose calculation

C. To heat the machine and stabilize the beam before patient treatment

D. To align gantry and collimator to 0° automatically

A. Increase gantry angle to 90°

B. Use the MOSAIQ software

C. Attach the applicator to the treatment head

D. Reboot the treatment console

A. Dose rate and monitor unit

B. Dose difference and distance to agreement

C. SSD and collimator angle

D. Beam quality and gantry speed

A. To test the speed of image reconstruction software

B. To reset the gantry and patient table to factory settings

C. To ensure the PET/CT system is ready and accurate for patient scans

D. To perform emergency system backup

A. Power off the scanner for reset

B. Perform weekly calibration immediately

C. Begin clinical patient scanning

D. Repeat the QA scan just to confirm