Peripheral autonomic nervous system is the visceral component of the peripheral nervous system, which includes the visceral or splanchnic nerves that are connected to the CNS through the somatic nerves. It innervates the viscera, glands, blood vessels and non-striated muscles, and mediates the visceral functions.
Tweet. Key Difference: Experience is knowledge or skill that is acquired over a number of years. Expertise is knowledge or skill that is acquired irrelevant of number or years, but rather from practice.
I think the main difference is that competency means you can do something but skill means you're really good at it. For example, say, knot-tying. You may have competency (be competent at tying some knots), but not skilled at it (tying many knots expertly).