Testing ANS #shorts (Part C)

The video tutorial explains the effects of parasympathetic innervation, focusing on bronchoconstriction and heart rate reduction. It highlights acetylcholine's role in these processes, particularly its unique function in sympathetic neurons affecting sweat glands.

What is the effect of parasympathetic innervation on the airways?

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How does acetylcholine affect the airways?

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What is the parasympathetic influence on heart rate?

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What is the role of the essay node or pacemaker in heart rate regulation?

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What neurotransmitter is released by postganglionic sympathetic neurons in sweat glands?

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