Parasympathetic and sympathetic activation

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Reference no: EM133930270

Question

Parasympathetic and sympathetic activation are two competing effectors of the autonomic nervous system. Many organs have dual innervation, allowing changes in a split second through chemical messengers.

"You are making your way to your car when suddenly your overly friendly neighbor pops out from behind a bush and yells "Surprise"

The chosen organ is the Heart.

1. What physiological events are happening in the heart when going about a normal morning routine?

2. How does being frightened by the neighbor alter the biological processes in the heart (including chemical messengers and involved in inducing this change in physiological state)?

3. How do the two branches of the autonomic nervous system maintain homeostasis in the heart?

4. What is the comparison between the autonomic and somatic peripheral nerve action?

Reference no: EM133930270

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