Then there was sound as her fingers darted up and down the keys.
Then he straightened, his fingers darting to the control panel.
He tried again, his fingers darting, and again it was.
They all turned on their helmet lights, white fingers darting and touching.
The fingers of his still-functioning right hand darted across the controls.
Her fingers darted across the face of the console.
His fingers darted across the tricorder's controls, trying one setting after another.
Silently, his fingers darted across the controls, and two things happened virtually simultaneously.
And his fingers darted: "We suspect a heart-compulsion but are not yet certain.
"Right away, sir," he said briskly, his massive fingers darting across the controls.