In this case, the claw-like terminal segment may be simply flexed against the preceding in the same way as the blade of a penknife shuts up against the handle.
The lever by which they were turned was connected with the device by which the ends of the main aeroplanes could be flexed simultaneously though in opposite directions; i.e.
His shirt stretched tightly over his shoulders and across his back while his biceps flexed and the roped muscles of his forearms rippled with his tinkering.
Josh glanced down at her coldly and flexed his arm.
He flexed his injured arm and recalled how he'd be dead at the hands of a traitor if Rhyn hadn't saved him.
It settled into him, and he flexed it.
As a result of this disposition of the articular surfaces, the wing may be shot out or extended, and retracted or flexed in nearly the same plane, the bones composing the wing rotating on their axes during either movement (fig.
She flexed her hand and winced at the pain it caused.