Nerve fibres of the parasympathetic nervous system arise from the central nervous system. Specific nerves include several cranial nerves, specifically the oculomotor nerve, facial nerve, glossopharyngeal nerve, and vagus nerve. Three spinal nerves in the sacrum (S2-4) also act as parasympathetic nerves.
The word longevity is sometimes used as a synonym for life expectancy in demography - however, the term longevity is sometimes meant to refer only to especially long-lived members of a population, whereas life expectancy is always defined statistically as the average number of years remaining at a given age.
In some proceedings the estate administrator will be required to post bond. A probate bond is a bond issued on the performance of an administrator. Its purpose is to protect heirs and creditors from being harmed by the negligence or malfeasance of the administrator. It is like an insurance policy.