NUR 239 Exam 2 Questions with complete solutions

What is normal flora? Correct Answer-*-Normal bacteria in intestines or other places in our bodies that if it travels to another part of the body to where it isn't supposed to it can cause problems. * *-Like E. Coli. Wiping back to front. * *-If you're on an antibiotic it can kill off your normal flora which causes a superinfection.* *-Limit broad spectrum drug use and use narrow as much as possible and use as little amount as possible.* *-Finish all of antibiotics unless there is a problem.* -Microorganisms that perform advantageous functions for life of host and reside in specific niche in human body - (AKA Microbiota) - requires balance of power. -Balance of beneficial microbes to keep others in check. -E. coli in intestines. -If person takes ABT for long time or several types over a period of time, that changes the normal flora and places the person at risk for another infection- superinfection, such as C. diff in intestines. -Areas colonized with MOs (Normal flora) - skin, upper respiratory tract, GI tract -Peaceful coexistence/live in harmony (Mutualism - mutual benefit for MO and host) -Normal flora outside of its niche can be pathologic (E.coli in GI tract = normal flora, E. coli in urinary bla