She tries~ And no, no he would not have to cut things off to get her to do something with him. She is a rather inappropriate woman. :X And be careful when she's angry because she probably would cut off some, uh, important pieces.
Don't worry, she wouldn't put anything on display and probably wouldn't want that particular part. Building a body out of his discarded limbs and such that she could then try to manipulate with her necrokinesis, though...or to replace the limbs any of her corpses lost...:X