By law the wife has the right to set presidence over visitation rights to your adult son who is brain dread. However, it would be cruel of her not to let you see your son anytime you so choose. It is important that you do not get into arguments as to whether your son should be kept mechanically alive or off life support and that is solely her decision so don't make waves; visit your son and be kind to your daughter-in-law as she is hurting just as much as you are. If in doubt ask what your son would want as far as you getting along with his wife.
brain
A young brain is still in development. While an adult's brain has matured and, depending on age, could actually be in decline due to loss of brain cells.
About 1.3 kg in the adult human brain.
2/3 of the size of an adult brain
The average adult brain will weigth 3 pounds.
Baby's brain:350-400g Adult's brain:1300-1400g
No, he was buried with his brain.
Adult human brain weighs about 3 pounds.
The Secret Life of the Brain - 2002 The Adult Brain To Think by Feeling 1-4 was released on: USA: 5 February 2002
Brain plasticity is at its peak in infancy. An infant's brain is a brain that is still capable of adjustment. The same cannot be said of an adult brain.
Yes, unless he has a problem with his brains and can never think properly (serious mental illness, brain injury). If he does, he will never have adult rights.
Adult mind become more matured then before overall its good for adult mind