excitation wave


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ex·ci·ta·tion wave

a wave of altered electrical conditions that is propagated along a muscle fiber preparatory to its contraction.

ex·ci·ta·tion wave

(ek'sī-tā'shŭn wāv)
A wave of altered electrical conditions that is propagated along a muscle fiber preparatory to its contraction.

excitation wave

The wave of irritability originating in the sinoatrial node that sweeps over the conducting tissue of the heart and induces contraction of the atria and ventricles.
See also: wave
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References in periodicals archive ?
In 73% of rats, the excitation wave spreads along the epicardium from the sinus node region, located in the superior vena cava (SVC) (Fig.
Comparison of propagation of atrial excitation with the cardiopotential distribution on the body surface of hypertensive rats/Hipertansif sicanlarda vucut yuzeyinde kardiyopotansiyel dagilimi ile atriyal uyarim yayilmasinin karsilastirilmasi
The purpose of this research was to study the spreading of the excitation wave along epicardium in the area of pulmonary veins ostia in the left atrium in rabbit in normal conditions and when cooling.
Heterogeneity of propagation of excitation in epicardium of pulmonary veins ostia in rabbit during cooling
To better understand the meaning of K, consider the non-physical case where the excitation wave travels with the same phase speed along the line as a wave on the line: [beta] = [k.sub.p].
Simple, Taylor-based worst-case model for field-to-line coupling
High chirality is found within the transmission bandwidth where low loss transmission of RCP and LCP excitation waves propagate through triple helix stacks with a different refractive index.
Low loss circular birefringence in artificial triple helices

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