If her body had obeyed, she would have shot straight up in bed.

My mind felt clear enough, but my body would not obey me.

He tried to stand but his body would not obey.

In panic he tried to sit up, but his body would not obey.

He sat up, with the slow care of one who doubts that his body will obey him.

But his body wouldn't obey, and where was there to run anyway?

His body had obeyed her before he could think about it.

She tried to get up, but her body wouldn't obey her.

He tried once again to get up or even roll off, but his body wouldn't obey him.

She really wanted to go on, but her body wouldn't obey.