The EffĘcts of In Partial 3ėĄLfil1n€nt of Tle B€qüireûents for Eh ...

GROI¡P VIII the group ljith shan l-esion in the postêriof
aspect cf the caudate nuc].۟s
A" gene ral- cbser?ation:?he prê-operative anå post-
op€rative behavicu¡ of the ss vitf¡ shan Lesions did :ìot
aliff er in any observable manner. OÈher than signs of
slj-ght .ir¡itation duê to the autoclips on the for€hêaal ,
th€ ss appeareã $o!&al.
B. activjty l-eyel in 'th€ rctational runnilg ehëe1-
:Às sho¡{n in figure 63, the past-cperatj-ve acti-víty in
the rilnninE she€l ¡,¡as êss€ntialLy the sanìê as Èhat, of the
pre-operatie€ d ata.
@A:
(1) Figr¡E€ "lU presênt€d tbe nean ofal total- lerer
pcess b) r€intorceð lever pr€ss,c) penalty cou +-, and d)
trial abort couat of the B CD C arcltp, Ðatà fxon the 29
daily sessions were grouped i¡ttc six tine bl-ochs. The
bêharioüraI åata dispiayêd in tbis graph res{n.b1eal cl-ose-
1y thos€ of thê other operat€d cantrol groups.
Tb€ n€an respcnse 1at€rìciês cf t-.he p CD C on the ÐCÀ
¡¡.ith a¡il ritåoÐt tbe I/O control- is preseùted in figure
?5. Cf thê Ê.ê-I/D bas€li¡€ performance, the systêst
stat¡ j"lized aroúûd 5rt of d€lay. wit.h the tr/o control
input, the syste$ $as ¿rínen ov€r tim€ tÕ perforts at a
l"onger tesponse lat€aciês. PÐst-opèra tively t¡e saoê
typ€ of b€hayj.oural Fatt€rt is displayed. fhe ilata
167