EFFECTS OF DECEREBRATION ON BLOOD-PRESSURE DURING PARADOXICAL SLEEP IN CATS

被引:16
作者
KANAMORI, N [1 ]
SAKAI, K [1 ]
SEI, H [1 ]
BOUVARD, A [1 ]
SALVERT, D [1 ]
VANNIMERCIER, G [1 ]
JOUVET, M [1 ]
机构
[1] UNIV LYON 1,DEPT EXPTL MED,INSERM,U52,F-69373 LYON 08,FRANCE
关键词
BLOOD PRESSURE; DECEREBRATION; PARADOXICAL SLEEP; CAT;
D O I
10.1016/0361-9230(95)00030-I
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
We investigated the effects of decerebration on long-term variations in arterial blood pressure during paradoxical sleep (PS) in cats, In normal cats, the blood pressure decreased during the transition from slow wave sleep to PS and maintained its lower level throughout PS for several days after surgery, After this early postoperative stage, however, the arterial hypotension was replaced by tonic and phasic rises in blood pressure during PS, Such long-term changes in blood pressure were completely abolished when the brain stem was transected at the ponto-mesencephalic junction, and the cats consistently exhibited a sustained fall in blood pressure throughout the survival periods of 1 month or more.
引用
收藏
页码:545 / 549
页数:5
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