Today, there are a variety of operator stools for the dental hygienist to choose from based on his or her preference; however, the dental hygienist should keep ergonomic support in mind. Which three items are associated with operator stool and ergonomic support?
A) Support the lumbar region of the back
B) Should be able to recline back 180 degrees for comfort
C) Should not contain wheels because they can lead to injuries
D) Should allow for operator's feet to be flat on the floor
E) Easily adjustable
Correct Answer:
Verified
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