Cognitive Neuroscience Quiz: PSYC0031 Flashcards

Questions and Answers

To understand human cognitive function through the electrical activity of the brain.

Electrodes are attached to the scalp and connected to an amplifier.

To attenuate irrelevant frequencies like muscle movements and line frequency noises.

Eye movements and blinks. Signup and view all the answers

To specify electrode placement relative to brain regions. Signup and view all the answers

Due to the brain's volume conducting properties. Signup and view all the answers

To reveal patterns of voltage variation known as the electroencephalogram (EEG). Signup and view all the answers

To avoid distorting the ERP waveform. Signup and view all the answers

Using a 'common reference' recording procedure. Signup and view all the answers

To attenuate irrelevant frequencies. Signup and view all the answers

Study Notes

Methodologia ERP est overview thoroughtur potentialitatis et challengium in studendo functionibus cognitivis.
Experimental design necessarium est propter complexitatem accurate recordandi et analysandi ERP, praecipue de placementio electrode et filtratione.

Artifacta managementum et overlap componentium demonstrant challengias in assecurando datarum reliabilitatem et interpretabilitatem.
Methodi variarum utuntur ad artifacta handling, inter quae instruunt subiectos ut mantenent gaze et evitent blinking a specificis temporibus.

ERP est set voltaticorum mutationum intra EEG epoch, timelocked ad eventum.
Technicae processing signal, ut averaging, utuntur ad extractandum ERP a background EEG noise.
Averaging technica implicat EEG valuationes acros multiple time-locked epochs to isolare activitatem timelocked.

Averaging non potest providere directum estimatum ERP eliciti ab individualibus eventibus.
Average waveform non accurate representet actualem waveformis recordatis in individualibus trialibus.
Hoc potest ducere ad challengias in interpretando differentias in averaged waveformis, praecipue quando amplitude vel latency waveformis feature variatur acros trialibus.

Centralis questio in ERP research est definire quid constituit ERP componentem.
Componentia identificantur per focusing in specificis waveform featureis, ut peaks vel troughs.
Hoc approuch potest esse problematicum propter overlap componentium et proprietatem volume conductionis cerebri.

Involvit selecting specificas waveform features associatas cum particularibus processibus psychologicalis.
Unum methodus est subtractio waveformorum ab differentibus conditionibus experimentalibus to isolate componentia linkita cum processibus cognitivis quae differunt inter conditiones.