An alarm went off in her brain, but she couldn't respond to it.

He dropped the cane to the floor as fireworks went off in his brain.

Quiz: What goes on in your brain when you're attracted to someone?

But it went against every instinct in the hawk's brain.

The experience of the two men went around and around in her brain.

"Something had to go wrong in her little brain."

I stared at the man and little alarms went off in my brain.

He'd been about to shout, when a white explosion went off in his brain.

Or perhaps it was simply the inner warning that went off in her brain.

However, he must have heard them on some other level, because an alarm went off in his brain.