...
First, the setter is prompted to import the main image and any images associated with labels:
Clicking the the Upload images for labels link prompts the user to choose up to 6, 200 x 200 pixel files.
The setter then enters labels into the column on the left, along with the distractors he wants to include. He then drags labels onto their correct position on the diagram and then leaves the distractors in place.
...