He has hit a good point, it is not pleasant for a person to be in that situation.
On the other hand, as a doctor, I have to see situations that in general would surprise other people a lot, I think that is why we are being prepared from the second year of the degree, but something will always happen that will not be so easy to forget. Like a sudden rise in pressure, which literally causes a brain to cook, they are things that no matter how much you have seen, the complexity of the body does not cease to amaze!

"life after death".

And this is really encouraging when you have hope after death, I have seen relatives of patients who die in total peace, it is something that when it happens, I am more convinced that there is a supreme being.