Human V4 and ventral occipital retinotopic maps.

Human V4 and ventral occipital retinotopic maps.
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DOI:
10.1017/s0952523815000176
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发表时间:
2015-01
影响因子:
1.9
通讯作者:
Witthoft N
Witthoft N
中科院分区:
医学4区
文献类型:
--
作者:
Winawer J;Witthoft N

文献摘要

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人枕叶腹面包含多个视网膜定位图。这些图谱中最后验的被认为是猕猴V4的潜在同源物,并被称为人类V4(“hV4”)。在过去的25年里,hV4图的位置,它的视网膜组织,它在视觉编码中的作用,以及它边界的皮质区域一直是相当多的研究和争论的主题。我们回顾了这幅图和枕侧皮层邻近图的历史,并考虑了枕侧皮层腹侧图是如何组织的不同假设。神经成像、计算建模以及附近解剖标志和脑功能区域特征的进步,提高了我们对人类V4在哪里以及它包含什么样的视觉表征的理解。
The ventral surface of the human occipital lobe contains multiple retinotopic maps. The most posterior of these maps is considered a potential homolog of macaque V4, and referred to as human V4 (‘hV4’). The location of the hV4 map, its retinotopic organization, its role in visual encoding, and the cortical areas it borders have been the subject of considerable investigation and debate over the last 25 years. We review the history of this map and adjacent maps in ventral occipital cortex, and consider the different hypotheses for how these ventral occipital maps are organized. Advances in neuroimaging, computational modeling, and characterization of the nearby anatomical landmarks and functional brain areas have improved our understanding of where human V4 is and what kind of visual representations it contains.