If the Vagal Nerves to the Heart Were Cut,the Result

question 34

Multiple Choice

If the vagal nerves to the heart were cut,the result would be that .

• A)the heart rate would increase by about 25 beats per minute
• B)parasympathetic stimulation would increase,causing a decrease in heart rate
• C)the AV node would become the pacemaker of the heart
• D)the heart would stop,since the vagal nerves trigger the heart to contract

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