Abstract:
:The early detection of minor brain dysfunctions resulting from perinatal hypoxia is very important since the prognosis of the affected children can be substantially improved by a prompt treatment. Therefore, this paper deals with the influence of an early postnatal hypoxia on the postnatal development of spontaneous head movements and the influence of the visual system on head movements in normal and hypoxic disturbed ontogenesis. Head movements were recorded in 12 unrestrained spontaneously behaving alert rabbits from 6 litters with the sensor coil technique. One rabbit of each litter was exposed to a single acute hypoxia (FiO2 = 0.05) for 3 h at the 1st day of life. The siblings were regarded as a control group. The most important characteristic of the postnatal development of the head movements is the forming of horizontal saccadic movements during the second postnatal week and their perfection by an increase in mean velocity up to the 20th postnatal day. The early postnatal hypoxia leads to a decrease of the mean velocity of saccadic head movements. But this is only true if the rabbits have open eyes. Blind-folding the rabbits of the control group during the recordings was followed by a decrease of the mean velocity (14th and 20th postnatal day) and the amplitude (at the 20th postnatal day) of the saccadic head movements. In contrast to the non-hypoxic rabbits, blind-folding had no perceptible influence on head movements in hypoxic rabbits until the 3rd postnatal week. Our results suggest that early postnatal hypoxia causes a
journal_name
Behav Brain Resjournal_title
Behavioural brain researchauthors
Woldag H,Tegetmeyer Hdoi
10.1016/0166-4328(93)90148-jsubject
Has Abstractpub_date
1993-12-31 00:00:00pages
27-32issue
1-2eissn
0166-4328issn
1872-7549pii
0166-4328(93)90148-Jjournal_volume
59pub_type
杂志文章abstract::The present study assessed the spatial abilities of male and female human participants using different versions of the non-navigational Corsi block-tapping test (CBT) and a search task. Males performed significantly better than females on the standard manual version of the CBT; however, the standard CBT does not allow...
journal_title:Behavioural brain research
pub_type: 杂志文章
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journal_title:Behavioural brain research
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journal_title:Behavioural brain research
pub_type: 杂志文章
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更新日期:2007-12-03 00:00:00
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journal_title:Behavioural brain research
pub_type: 杂志文章
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journal_title:Behavioural brain research
pub_type: 杂志文章
doi:10.1016/j.bbr.2019.112082
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journal_title:Behavioural brain research
pub_type: 杂志文章
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journal_title:Behavioural brain research
pub_type: 杂志文章
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journal_title:Behavioural brain research
pub_type: 杂志文章
doi:10.1016/j.bbr.2008.09.002
更新日期:2009-01-23 00:00:00
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journal_title:Behavioural brain research
pub_type: 杂志文章
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journal_title:Behavioural brain research
pub_type: 杂志文章
doi:10.1016/j.bbr.2008.04.024
更新日期:2008-11-03 00:00:00
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journal_title:Behavioural brain research
pub_type: 杂志文章
doi:10.1016/s0166-4328(98)00097-7
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journal_title:Behavioural brain research
pub_type: 杂志文章
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journal_title:Behavioural brain research
pub_type: 杂志文章
doi:10.1016/j.bbr.2009.06.036
更新日期:2009-12-14 00:00:00
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journal_title:Behavioural brain research
pub_type: 杂志文章
doi:10.1016/j.bbr.2014.12.032
更新日期:2015-04-01 00:00:00
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journal_title:Behavioural brain research
pub_type: 杂志文章
doi:10.1016/j.bbr.2007.10.015
更新日期:2008-03-17 00:00:00
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journal_title:Behavioural brain research
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journal_title:Behavioural brain research
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doi:10.1016/j.bbr.2015.06.032
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journal_title:Behavioural brain research
pub_type: 杂志文章
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journal_title:Behavioural brain research
pub_type: 杂志文章
doi:10.1016/0166-4328(90)90079-t
更新日期:1990-11-30 00:00:00
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journal_title:Behavioural brain research
pub_type: 杂志文章
doi:10.1016/j.bbr.2004.04.016
更新日期:2004-11-05 00:00:00
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journal_title:Behavioural brain research
pub_type: 杂志文章
doi:10.1016/j.bbr.2003.04.001
更新日期:2003-12-17 00:00:00
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journal_title:Behavioural brain research
pub_type: 杂志文章
doi:10.1016/s0166-4328(99)00070-4
更新日期:1999-11-15 00:00:00
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journal_title:Behavioural brain research
pub_type: 杂志文章
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更新日期:2012-01-01 00:00:00
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journal_title:Behavioural brain research
pub_type: 杂志文章
doi:10.1016/0166-4328(80)90009-1
更新日期:1980-12-01 00:00:00
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journal_title:Behavioural brain research
pub_type: 杂志文章
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更新日期:1983-12-01 00:00:00