Bezold-Jarisch reflex

Be·zold-Ja·risch re·flex

(bāt'sōlt yah'rish),
a reflex with afferent and efferent pathways in the vagus, originating in unidentified chemoreceptors in the heart and resulting in sinus bradycardia, hypotension, and probable peripheral vasodilation.

Bezold,

Albert von, German physiologist, 1836-1868.
Bezold ganglion - an aggregation of nerve cells in the interatrial septum.
Bezold-Jarisch reflex - a reflex with afferent and efferent pathways in the vagus, originating in unidentified chemoreceptors in the heart and resulting in sinus bradycardia, hypotension, and probable peripheral vasodilation.

Jarisch,

Adolf, Austrian dermatologist, 1850-1902.
Bezold-Jarisch reflex - see under Bezold, Albert von
Jarisch-Herxheimer reaction - Synonym(s): Herxheimer reaction

Bezold-Jarisch reflex

reflex cardiac slowing, hypotension and apnea caused by intravenous injection of veratrine, nicotine and some antihistamines.
References in periodicals archive ?
Lastly, patients with PE may develop a vasovagal-like reaction, such as the Bezold-Jarisch reflex, which results in transient arterial hypotension and cerebral hypoperfusion.
According to Rea and Thames (1993), the hypotension is often the result of a vasodepressor reaction, precipitated by the Bezold-Jarisch reflex.
The inhibitory reflex called Bezold-Jarisch reflex is triggered when sensory receptors are simulated by mechanical stretch.
It was formerly believed that the Bezold-Jarisch reflex was the triggering factor for neurocardiogenic syncope.
The mechanisms of SND during exercise are thought to be mainly due to increased provocation of the Bezold-Jarisch reflex caused by inferior ischemia or direct sinus node ischemia or coronary angiography or intrinsic sinus node dysfunction.