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Nevropsykologi nr 1 - Norsk nevropsykologisk forening

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kan manipuleres (Tallus et al., 2007; Westerhausen et<br />

al. 2009; se også Andersson et al., 2008a). Det er foreslått<br />

at dette kan åpne for muligheten for å teste ulike<br />

populasjoner ved betingelser som involverer forskjellig<br />

grad av oppmerksomhet og eksekutiv kognitiv kontroll,<br />

men også at fremtidige studier må evaluere potensialet<br />

ved slik parametrisk manipulasjon for å muliggjøre<br />

bedre måling av oppmerksomhetskontroll for forskjellige<br />

grupper (Hugdahl et al., 2009).<br />

Referanser<br />

Alden, J.D., Harrison, D.W., Snyder, K.A., Everhart,<br />

D.E. (1997). Age differences in intention to left and<br />

right hemispace using a dichotic listening paradigm.<br />

Neuropsychiatry, neuropsychology and behavioral neurology,<br />

10,(4), pp. 239-242<br />

Andersson, M., Llera, J.E., Rimol, L.M., Hugdahl, K.<br />

(2008a). Using dichotic listening to study bottom-up<br />

and top-down processing in children and adults. Child<br />

Neuropsychology, 14, 470–479.<br />

Andersson, M., Reinvang, I., Wehling, E., Hugdahl, K.,<br />

Lundervold, A.J. (2008b). A dichotic listening study of<br />

attention control in older adults. Scandinavian Journal<br />

of Psychology, 49, 299–304.<br />

Andersson, M., Ystad, M., Lundervold, A., Lundervold.,<br />

A.J. Correlations between measures of executive attention<br />

control and cortical thickness of posterior left middle<br />

frontal gyrus. A dichotic listening study. In prep.<br />

Engle, R.W. (2002). Working memory capacity as<br />

executive attention. Current Directions in Psychological<br />

Science, 11, 19–23.<br />

Hugdahl, K. & Andersson, L. (1986). The "forced-attention<br />

paradigm" in dichotic listening to<br />

CV-syllables: A comparison between adults and children.<br />

Cortex, 22 , 417–432.<br />

Hugdahl, K., Rund, B. R., Lund, A., Asbjørnsen, A.,<br />

Egeland, J., Landrø, N. I., Roness, A., Stordal, K. &<br />

Sundet, K. (2003). Attentional and executive dysfunctions<br />

in schizophrenia and depression: Evidence from<br />

dichotic listening performance. Biological Psychiatry,53,<br />

609–616.<br />

<strong>Nevropsykologi</strong> <strong>nr</strong>. 1-2009<br />

FORSKNINGSPROSJEKTER<br />

Hugdahl, K., Westerhausen, R., Alho, K., Medvedev,<br />

S., Laine, M, & Hämäläinen. H. (2009).<br />

Attention and cognitive control: Unfolding the dichotic<br />

listening story. Scandinavian Journal of Psychology, 50,<br />

11-22.<br />

Hällgren, M., Larsby, B., Lyxell, B., & Arlinger, S.<br />

(2001). Cognitive effects in dichotic speech testing in<br />

elderly persons. Ear and Hearing, 22,120–129.<br />

Milham, M.P., Erickson, K.I., Banich, M.T., Kramer,<br />

A.F., Webb, A., Wszalek, T., Cohen, N.J., 2002.<br />

Attentional control in the aging brain: insights from an<br />

fMRI study of the Stroop task. Brain and Cognition. 49<br />

(3), 277–296.<br />

Salat, D.H., Buckner, R.L., Snyder, A.Z., Greve, D.N.,<br />

Desikan, R.S.R., Busa, E., Morris,<br />

J.C., Dale, A.M., Fischl, B. (2004). Thinning of the<br />

cerebral cortex in aging. Cerebral Cortex, 14, 721–730.<br />

Tallus, J., Hugdahl, K., Alho, K., Medvedev, S.,<br />

Hämäläinen, H. (2007). Interaural intensity<br />

difference and ear advantage in listening to dichotic<br />

consonant–vowel syllable pairs. Brain Research, 1185,<br />

195–200.<br />

Thomsen, T., Specht, K., Rimol, L. M., Hammar, Å.,<br />

Nyttingnes, J., Ersland, L. & Hugdahl,<br />

K. (2004). Brain localization of attentional control in<br />

different age groups by combining functional and structural<br />

MRI. NeuroImage, 22, 912-919.<br />

West, R.L. (1996). An application of prefrontal cortex<br />

function theory to cognitive aging.<br />

Psychological Bulletin, 120, 272–292.<br />

Westerhausen, R., Moosmann, M., Alho, K., Medvedev,<br />

S., Hämäläinen, H. & Hugdahl, K.<br />

(2009). Top-down and bottom-up interaction: manipulating<br />

the dichotic listening ear advantage. Brain<br />

Research, 1250, 183-189.<br />

HoVedVeileder: ProFeSSor ASTri J. lUNderVold.<br />

MedVeileder: ProFeSSor KeNNeTH HUgdAHl.<br />

Begge Veiledere er KNyTTeT Til ForSKergrUPPeN<br />

For BiologiSK og MediSiNSK PSyKologi,<br />

UNiVerSiTeTeT i BergeN.<br />

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