My head felt as if it was going to split open.

After a while, my head felt about to split open.

It split open on the floor in front of me and suddenly I could stand.

One had been split open but left on the ground.

But obviously he didn't know this thing, or all hell would have split open.

No blood, though he would have sworn his head was split open.

Trip's head felt as though it were going to split open.

He put his hand on the door and it split open.

Her head felt like it was about to split open.

Each one, as we got it up, was split open.