oscillatory potential

os·cil·la·to·ry po·ten·tial

the variable voltage in the positive deflection of the electroretinogram (β-wave) of the dark-adapted eye arising from amacrine cells.

os·cil·la·to·ry po·ten·tial

(os'i-lă-tōr-ē pŏ-ten'shăl)
The variable voltage in the positive deflection of the electroretinogram (B-wave) of the dark-adapted eye arising from amacrine cells.
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References in periodicals archive ?
Between the a-wave and b-wave, the oscillatory potential (OP) superimposed at the ascending slope was observed during the scotopic response (Fig 1) but was absent during the photopic cone response (Fig 2).
Lutein treatment minimized deterioration of b-wave/a-wave ratio and improved oscillatory potential (OP) in groups III and IV.
Saker, "Interval oscillation criteria for forced Emden-Fowler functional dynamic equations with oscillatory potential," Science China Mathematics, vol.
We report for the first time on the attenuation of a secondary wavefront on the descending slope of the scotopic b-wave, which was filtered to rule out oscillatory potential components.
The oscillatory potential waveform is obtained by applying 85-190 Hz bandpass filter (to the maximal-response).
Generally, electrophysiology has a strong level of evidence in detecting pre-retinopathic diabetic neuropathy, especially via ERG oscillatory potentials (OPs) (Figure 3) [24, 35-37].
Rossi, "Frequency-dependent tuning of the human motor system induced by transcranial oscillatory potentials," The Journal of Neuroscience, vol.
(11) Oscillatory potentials may arise on top of the b-wave with increasing stimulus intensity (9) (see Figure 2); these occur due to amacrine cell activity.
Low-voltage high-frequency oscillations, known as the oscillatory potentials (OPs), are also often seen riding on the ascending limb of the b-wave [2, 3].
Oscillatory potentials samplitude measured with the addition of OP wavelets was severely diminished.
In male SDT fatty rats after 16 weeks of age, a prolongation of the peak latencies of oscillatory potentials was observed [7] and prolongation at 22 weeks of age was observed in female rats (peak latencies of oscillatory potentials ([summation]([OP.sub.1] - [OP.sub.3])) on electroretinogram, SDT fatty rats: 89.5 [+ or -] 3.4 ms versus SD rats: 82.5 [+ or -] 3.3 ms, n = 5).
A sampling of topics: neuronal representations of bimanual movements, oscillatory potentials in the motor cortex, learning dynamics of reaching, cortical control of motor learning, advances in brain-machine interfaces, and human brain-computer interface.