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How do sympathetic and parasympathetic nerves work?

A.When the sympathetic nerve produces an effect, the parasympathetic nerve produces the same effect
B.When the sympathetic nerve produces an effect, the parasympathetic nerve produces an opposite action.
C.They work separately.
D.They allow messages to pass through them freely.​


Sagot :

The sympathetic division initiates the

fight-or-flight response and the parasympathetic initiates the rest-and-digest or feed-and-breed responses. The sympathetic and parasympathetic nervous systems are important for modulating many vital functions, including respiration and cardiac contractility. do not always work in opposite directions; they sometimes complement each other too. A. po diko sure

Answer:

B.When the sympathetic nerve produces an effect, the parasympathetic nerve produces an opposite action. explanation: thanks sa points