[Answer] What do you think would happen to the heart rate if the vagus nerve was cut?

Answer: Heart rate would increase

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What do you think would happen to the heart rate if the vagus nerve was cut? What would happen if we cut the vagus nerve? - Quora What would happen to the heart if the vagus nerve was severed? What would happen if we cut the vagus nerve? - Quora a. The sympatheic increases the heart rate when we are either in danger or exercising. The parasympathic decreases the heart rate without changing the force of the contractions. The result is that the heart is effectively told to reduce the heart rate from the normal 100 bpm to something closer to 70 bpm . Thus if you take a normal heart at rest that's innervated by both sympathetic and parasympathetic systems and then sever the vagus nerve you lose the parasympathetic input to the heart ... The parasympathetic nervous system decreases heart rate for flight and fight response it also the most active of the two. The sympathetic nervous system increases the heart rate when needed as a flight or fight response . What do you think would happen to the heart rate if the vagus nerve was cut ? If the vagus nerve was cut the heart rate would increase. Organisms that usually maintain the same internal body temperature in spite of environmental temperature changes are what do you think would happen to the heart rate if the vagus nerve was cut the heart rate would incr...

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