Autonomic nervous system

• What is homeostasis?


  Maintaining a balanced internal state (e.g. temperature at 37°C) by monitoring activity of the body organs.
• What is an automatic system and why are they automatic?

  No conscious control. Because functions are vital to life.
• What is the sympathetic nervous system?

  Physiological arousal, triggered when stressed and leads to fight or flight response.
• What is the parasympathetic nervous system?

  Opposite to sympathetic: Produces rest and digest response to return body to resting state.