The rate of the beating in the human heart is inherent in the heart tissue. (In other words, the heart muscle does not need nerve stimulation to contract.) However, the heart must also be able to speed up and slow down to accommodate a persons activity level. Which of the following controls the rate of the human heartbeat? (Pick the most complete and specific answer.)

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    sympathetic nervous system
    autonomic nervous system
    somatic nervous system
    parasympathetic nervous system
    peripheral nervous system
asked May 19, 2013 in Biology by anonymous

1 Answer

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autonomic nervous system
answered May 20, 2013 by Bioshare ~Top Expert~ (34,070 points)

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