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when cardiac muscle begins to contract after a brief period of rest after vagal stimulation its initial strength of contraction increases to a plateau by staircase effect
strong vagal stimulation of heart can stop heart beat for few seconds
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∙ 10y ago
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Vagal escape occurs when heart is stimulated by what?
Vagal escape occurs when the parasympathetic nervous system, specifically the vagus nerve, fails to regulate the heart rate and the heart muscle is instead stimulated by other mechanisms. This can happen in situations where there is a prolonged increase in sympathetic nerve activity or when there is a dysfunction in the parasympathetic nervous system.
Increased vagal stimulation would cause?
"Increased vagal stimulation would cause..." The heart rate to decrease.
What is the purpose of vagal nerve stimulation?
Vagal nerve stimulation is an alternative to medication or surgical removal of brain tissue in controlling epileptic seizures.
What is vagal nerve stimulation?
Vagal nerve stimulation is a treatment for epilepsy in which an electrode is implanted in the neck to deliver electrical impulses to the vagus nerve.
What is the function of the vagal lobe?
to sense taste :-)
How can the heart overcome excessive vagal stimulation?
The heart can overcome excessive vagal stimulation through sympathetic reflexes and the initiation of a rhythm by the Purkinje fibers.
What is Severe Vasal Vagal Syndrome?
Vasovagal syndrome is a condition that causes fainting. When something triggers this, your blood pressure and heart rate drop. This causes loss of consciousness. The most dangerous aspect of this condition is that you may fall when fainting.
What nerve conveys parasympathetic signals to the heart?
Vagal
Does the vagus nerve stimulator cause vagal inhibition?
Yes
What causes the particles in a liquid to escape into a gas state?
evaporation
Five letter v words?
Valor ;;; Volts ;;; vagal ;;; vagus
What success rate does vagal nerve stimulation have?
Approximately half of all patients who have received vagal nerve stimulation experience about a 50% reduction in seizures. Another 9% of patients obtain complete relief from seizures.
