Correct Answer and Feedback
The surgeon must rescrub to a STERILE classification
You must take precautions not to touch, even accidentally, anyone
or anything that is classified as STERILE. If you do, then the
procedure has to stop until the STERILE FIELDS are reestablished
(page 9, para 8d).
With the presence of ether or oxygen, there is the danger of
ignition by sparks from the capacitor in flash units. Check with
the anesthesiologists about the lighting you expect to use (page
8, para 8b(2)).