Which of the following statements are true of the nervous regulation of heart rate? (Read carefully and select all of the correct statements.)
A)The cardiac centers are in the medulla of the brain.
B)Only the sympathetic nervous system has nerves to the heart muscle.
C)Heart rate changes in response to changes in blood pressure or blood gas levels.
D)Sympathetic nerve fibers to the heart are part of the vagus nerves.
E)The neurotransmitter norepinephrine decreases heart ratE
F)The heart generates its own beat, but the neurotransmitter acetylcholine can increase the rate.

Question

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The Answer of Which of the following statements are true of the nervous regulation of heart rate? (Read carefully and select all of the correct statements.)
A)The cardiac centers are in the medulla of the brain.
B)Only the sympathetic nervous system has nerves to the heart muscle.
C)Heart rate changes in response to changes in blood pressure or blood gas levels.
D)Sympathetic nerve fibers to the heart are part of the vagus nerves.
E)The neurotransmitter norepinephrine decreases heart ratE
F)The heart generates its own beat, but the neurotransmitter acetylcholine can increase the rate.

Which of the Following Statements Are True of the Nervous