She ran her hand over the instruments as if making a mental checklist.

Reflexively, she began one final run through her mental checklist.

I watched as his mind ticked through some mental checklist.

Leaning against the wall, she considered the next item on her mental checklist.

He tried to calm himself by doing a mental checklist, of sorts.

I ran through a mental checklist of surveillance equipment to ask for.

There are so many things on his mental checklist he's trying to go through.

He paused and then nodded as if he'd done some sort of a mental checklist.

Jack made a mental checklist of the people he knew at the hospital.

That had gone well, he thought, going through the mental checklist.