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Your friend is returning home after his ...

Your friend is returning home after his visit to USA. All at home are waiting for his arrival. How would you feel? State the division of ANS that predominates and mention few changes that take place in your body.

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I would feel excited. Sympathetic neural system of the ANS predominates and the various changes taking place inside the body includes, excess secretion of "adrenaline" to the blood stream from the medulla of the adrenal gland. This in turn, dilates pupil, inhibits salivation, accelerates heartbeat, inhibites digestion, etc.
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