They can't panic. It never helps to panic, they all know that from experience. It's natural to do so, but after they yell a bit they need to get their heads on straight again. The door totally feels like just a normal door to her now, though, and she thumps on it with her fist in frustration. Forces herself to take a slow breath through her nose. Amos makes an excellent point.

"Neither will breaking his arms, since his hands must be past it. Alex, can you move your fingers?" Just gathering the facts, assessing the situation. "Technically he's not hurt yet, so we've got a minute to think. If we can't trigger the shift again, maybe someone else here has found the right tools, or has some kind of ability that would help. What exactly were you doing? Did you press somewhere in particular?"