Parasympathetic nervous system on stimulation bring about the functions, like

Dilation of blood vessels

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Contraction of pupil and muscles of urinary bladder

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Contraction of walls of digestive tract

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All of the above

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Solution

The correct option is D All of the above
Parasympathetic stimulation causes: slowing down of the heartbeat; lowering of blood pressure; constriction of the pupils; increased blood flow to the skin and viscera; salivation increase; peristalsis of the GI tract.

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Similar questions

When the parasympathetic nervous system is stimulated:

	Feature	Sympathetic Nervous Sytem	Parasympathetic Nervous System
(a)	Salivary gland	Stimulates secretion	Inhibits secretion
(b)	Pupil of the eye	Dilate	Constricts
(c)	Heart rate	Decreases	Increases
(d)	Intestinal peristalsis	Stimulates	Inhibits

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