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单词 Triangular part
释义

Triangular part

中文百科

布罗德曼45区 Brodmann area 45

(重定向自Triangular part)

布罗德曼45区(简称BA45)是大脑皮质的额叶的一个细胞结构分区。它位于额叶的外侧部,布罗德曼44区之前,布罗德曼9区之下,与布罗德曼46区之后。BA44的上界为额下沟,后界为外侧沟(Lateral sulcus)的上升枝。BA45在深度上延伸到岛叶之界。该区域亦称为额下回(Inferior frontal gyrus)的三角部(Pars triangularis)。

英语百科

Brodmann area 45 布罗德曼45区

(重定向自Triangular part)
Triangular part of the inferior frontal gyrus. Shown in red.

Brodmann area 45 (BA45), is part of the frontal cortex in the human brain. Situated on the lateral surface, inferior to BA9 and adjacent to BA46.

This area is also known as pars triangularis (of the inferior frontal gyrus). In the human, it occupies the triangular part of inferior frontal gyrus (H) and, surrounding the anterior horizontal limb of lateral sulcus (H), a portion of the orbital part of inferior frontal gyrus (H). Bounded caudally by the anterior ascending limb of lateral sulcus (H), it borders on the insula in the depth of the lateral sulcus.

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更新时间:2025/6/21 20:08:37