I'm learning Omp right now, and I'm excited about it, but my sarcasm filter is off today--are you serious about this? What about the inability to exit a parall

I'm learning Omp right now, and I'm excited about it, but my sarcasm filter is off today--are you serious about this? What about the inability to exit a parallel region--I was under the impression that once you start a parallel for, you can't exit it until it's run through the entire iteration.