She certainly would have fought. And did fight to keep from swallowing the blood. It was no use, though. So, coughing and sputtering, she did swallow. And immediately felt the transformation begin. What she'd heard from Tyler had been correct. She felt better. Perfectly physically fit. And unable to argue with Klaus, only wanting to please him.
She thought of the wolf, though it took her several long moments to figure out exactly how to make it happen. But then there she was, in wolf form, whining softly. If she'd been human, she would have been pouting.