Here is another:
http://www.starting-a-personal-train...tice-exam.html
I thought this one was a lot easier. I missed #2 in the nutrition part (aka #17). I forgot how many essential amino acids there are. Oops. I hope the exams they give have a LOT of questions on them. I think that someone could score a good bit lower that 100% just due to interpretation of the questions. And clarity. And people could guess on a lot of shit and get it right.