?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=The+task+complexity+and+Extraversion%3A+an+ERP+study&rft.creator=Georgiev%2C+Stiliyan&rft.creator=Philipova%2C+Dolja&rft.creator=Lalova%2C+Yordanka&rft.subject=Behavioral+Neuroscience&rft.description=Trying+to+prove+the+validity+of+Eysenck%E2%80%99s+theories+for+the+biological+basis+of+personality+many+data+for+the+differences+between+extraverts+and+introverts+were+collected.+It+was+obtained%2C+that+the+ERP+differences+between+extraverts+and+introverts+depend+on+the+intensity+and+frequency+of+stimulation%2C+but+the+papers+concerning+task+difficulty+dependence+are+very+limited.+The+purpose+of+this+work+was+to+investigate+how+the+task+complexity+affects+ERP+differences+between+extraverts+and+introverts.+For+testing+the+extraversion+we+used+Eysenck+Personality+Questionary+(EPQ).+We+recorded+EEG+under+four+equal+audio+series+of+pseudo-randomized+low+and+high+tones.+We+changed+the+level+of+task+complexity+by+different+instructions%3A+1+-+passive+listening%3B+2+%E2%80%93+answering+with+the+right+index+finger+to+the+low+tone+and+the+left+index+finger+to+the+high+tone%3B+3+%E2%80%93+counting+the+low+tones%3B+4+%E2%80%93+answering+with+the+right+index+finger+to+low+tones%3B+We+averaged+stimulus+locked+ERP+across+each+series+and+tones+for+extraverts+and+introverts+separately.+It+was+evident+that+the+ERP+differences+between+extraverts+and+introverts+depend+on+the+task+complexity.+We+found+P2%2C+N2+and+P3+latency+differences+and+N1%2C+P2%2C+N2+and+P3+amplitude+differences.+As+whole+extraverts+showed+larger+N2+amplitudes+and+shorter+N2+latencies.+The+differences+were+more+pronounced+in+the+task+supposed+less+complexity+and+decreased+with+the+increase+of+task+complexity.&rft.date=2007-06-05&rft.type=Conference+Paper&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F6756%2F1%2FThe_task_complexity_and_Extraversion_an_ERP_study.pdf&rft.identifier=++Georgiev%2C+Stiliyan+and+Philipova%2C+Dolja+and+Lalova%2C+Yordanka++(2007)+The+task+complexity+and+Extraversion%3A+an+ERP+study.++%5BConference+Paper%5D++++(Unpublished)++&rft.relation=http%3A%2F%2Fcogprints.org%2F6756%2F