Computer ergonomics addresses safety issues and concerns specific to which of the following?

How are multiple digestive system surgical procedures generally sequenced?

A) in numerical and alphabetical order B) in descending order of complexity and price C) in order of modifiers appended D) in ascending order by relative value units

What is the correct description of a periodontal condition for the correct surgery procedure that would be used to correct the condition, Inadequately attached gingiva

A) Gingival plastic surgery B) Regenerative surgery C) Osseous resective surgery D) Gingivectomy/gingivoplasty