Have you ever looked at that one line hooked up to your patient, running with some strange, off-white/beige liquid? Do you remember having to calculate all the individual components of a TPN bag on that exam question? We have an awesome post about it, and now we have it in PDF form!
It's one of those things you'll often forget to review, and it comes up more often than you would expect. Now, you can print this handy dandy PDF and keep it on your desk, ready for a quick skim before rounds.