Final answer:
A surgical technologist should open the gown wrapper on an unsterile Mayo stand and open and toss the gloves onto the gown in preparation for donning after scrubbing.
Step-by-step explanation:
In preparation for donning after scrubbing, a surgical technologist should open the gown wrapper on an unsterile Mayo stand and open and toss the gloves onto the gown. This is to ensure that the surgical technologist maintains a sterile field and avoids contaminating the gown and gloves during the donning process.