Examlex
Which of the following substituents is an activating group?
Retractor
A surgical instrument used to hold back underlying organs and tissues, so that body parts under operation are easily accessible.
Tissue
A collection of similar cells and fibers forming a structure in the body.
Operative Site
The specific area on the body where surgery is performed.
Aseptic Technique
A set of practices aimed at preventing contamination from pathogens to minimize the risk of infection, particularly in medical procedures.
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