but that's not really the cause of her death.
We could be clinical and insist that it's hypoxia. Her cells get starved of oxygen, and they die, in shoals, granted. But that means she dies piecemeal, perception gradually getting snuffed out, sense by sense. Or it gets distorted--so she thinks she's flying toward a bright light and all those other things doctors tell you are simply the reactions of a brain starved of oxygen. And not someone experiencing death and the liberation of her soul.
If that's so
But does it stop?