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Is the vagus nerve sympathetic or parasympathetic?
The vagus nerve is parasympathetic.
What nerves innervate the heart?
vagus nerve and sympathetic fibers
Is the vagus nerve sympathetic or parasympathetic in its function?
The vagus nerve is primarily parasympathetic in its function.
What is the function of vagus nerve?
sympathetic fuction and the motor function mainly on the production of voice. http://www.answers.com/topic/vagus-nerve
What nerve initiates the SA node to initiate an impulse?
The sinoatrial (SA) node is innervated by the vagus nerve (parasympathetic) and sympathetic nerves. However, the sympathetic nerves play a more significant role in initiating an impulse in the SA node by releasing norepinephrine, which increases heart rate.
Is there any connection between the heart and the nervous system?
Yes (both vagus nerve & sympathetic enervation).
Which cranial nerve controls the heart and lungs?
CN X (Vagus)
What nerve is responsible for slowing the heart rate?
The Vagus Nerve (Number 10 or X)
Can vagus nerve be controlled by nerve meds?
can vegus nerve Can vagus nerve be controlled by nerve medicines
Why vagus nerve is not splanchnic nerve?
The vagus nerve is one of the twelve cranial nerves.
Do Sympathetic nerve fibers penetrate the aortic arch?
Yes, sympathetic nerve fibers penetrate the aortic arch along with the branches of the vagus nerve. These fibers help regulate heart rate and blood pressure by influencing the contractions of the heart and the diameter of blood vessels.
What cranial nerve slows the heart?
Nerve X, Vagus
