"Sure. You can tell that after the fact from an autopsy report after the victim went through weeks of dehydration. I'm sure that the autopsy report also explains how she swallowed her own saliva and did not drool. You mean it doesn't? Well, how about that..."
What? Nevermind. giving her water orally would have drowned her. She did not have the ability to intake food and water, hence the feeding tube.
Even patients unable to swallow without choking can usually tolerate a wet cloth in their mouth.