A body dies in stages as the carcase starves itself on a cellular level. Neural tissue goes first, followed by circulatory and respiratory systems. Then the
Digestive system fails. Muscular decay causes the Bowels and Bladder to release. The last thing to die on a corpse is hair follicles, and the fingernail
cuticle.
So how much you can save with a Handwaving depends on how fresh the corpse is when you get to it.
Concieveably you could reanimate a body by application of Handwavium within 24 hours. Barring other Damage the brain dies of O2 starvation in 6 minutes, so
saving the personality of someone requires a near Immediate 'Waving.
Digestive system fails. Muscular decay causes the Bowels and Bladder to release. The last thing to die on a corpse is hair follicles, and the fingernail
cuticle.
So how much you can save with a Handwaving depends on how fresh the corpse is when you get to it.
Concieveably you could reanimate a body by application of Handwavium within 24 hours. Barring other Damage the brain dies of O2 starvation in 6 minutes, so
saving the personality of someone requires a near Immediate 'Waving.