Stimulation of the sympathetic nervous system | vedclass

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(D) The sympathetic nervous system is responsible for the '$fight-or-flight$' response. $1$. It causes vasoconstriction of blood vessels,which increas

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All of the above

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(D) The sympathetic nervous system is responsible for the '$fight-or-flight$' response. $1$. It causes vasoconstriction of blood vessels,which increases blood pressure. $2$. It leads to the dilation of bronchioles to increase airflow and dilation of pupils to improve vision. $3$. It causes the contraction of arrector pili muscles,leading to the erection of hair (piloerection). Therefore,all the given options are correct effects of sympathetic nervous system stimulation.

Stimulation of the sympathetic nervous system causes ....

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