Question

Distinguish between

Sympathetic and parasympathetic nervous system.

Answer 1

	Sympathetic nervous system	Parasympathetic nervous system
1.	It increases arterial blood pressure.	It decreases arterial blood pressure.
2.	It constricts blood vessels.	It dilates blood vessels.
3.	It dilates pupil of the eye.	It constricts pupil of the eye
4.	It retards peristalsis	It accelerates peristalsis