Agreed with above. She could also look into taking CEUs etc if she wants to refresh her knowledge in healthcare etc. Also some schools have post-graduate "certificates" if she wants to pad her resume....
You probably won't be able to work as a NP in the OR. If you're really interested in surgery, I would suggest going the PA route (and since you've worked as a nurse, you probably don't have to worry...
You are not alone! I did poorly on my first Med-Surg tests and cried almost everyday for about a month because I thought I wasn't cut out for it. I felt so awkward and impersonable in clinicals, and...