solved I’m working on a health & medical question and need

I’m working on a health & medical question and need an explanation and answer to help me learn.

Select a nursing theory applicable to your area of practice. Describe the components of the nursing theory and how it relates to your area of nursing practice. Select a nursing theory applicable to your area of practice. Describe the components of the nursing theory and how it relates to your area of nursing practice. 
My area of practice is Interventional Radiology
1) One reference from an English-titled, peer-reviewed nursing journal (less than five years old) and

2) One from the course textbook
Review existing posts and reply to at least one of your colleague’s ideas or feedback. Support your response by including 1) one reference from an English-titled, peer-reviewed nursing journal (less than five years old). This article must be different from the one used for the initial post. 
Additional peer-reviewed journal articles, textbooks, and professional, governmental, or educational organizations websites (.org, .gov, or .edu) may be used as supplemental references for the initial post and the response.