相关实验视频

Updated: Mar 14, 2026

Methods for In Vivo Biomechanical Testing on Brachial Plexus in Neonatal Piglets

Methods for In Vivo Biomechanical Testing on Brachial Plexus in Neonatal Piglets

Published on: December 19, 2019

对考拉,塔斯马尼亚魔鬼和常见的环尾的手臂的解剖学研究

Yutaro Natsuyama^1,2, Kazuyuki Shimada³, Yoichi Nakamura³

¹Department of Anatomy, Tokyo Medical University, Tokyo, Japan. natsuyama.yutaro.8b@tokyo-med.ac.jp.

Folia morphologica

|November 22, 2024

概括

考拉,塔斯马尼亚魔鬼和虫的手臂有轻微的变化. 这项研究提供了关于有袋动物手臂的关键解剖数据,有助于未来的研究.

科学领域:

比较解剖学的比较解剖学.
哺乳动物神经解剖学

背景情况:

与胎盘哺乳动物相比, marsupials 的前肢多样性有限.
生殖的限制,特别是新生儿需要到达袋子,可能会影响 marsupial 前肢形态.
关于有袋动物手臂的解剖学数据非常稀缺.

研究的目的:

为了研究三种 marsupial 种类的手臂体解剖学:考拉,塔斯马尼亚魔鬼和普通环尾.
为了比较研究结果与有关有袋动物手臂的现有文献.

主要方法:

对手臂进行了解剖学检查,每只考拉 (Phascolarctos cinereus),塔斯马尼亚魔鬼 (Sarcophilus harrisii) 和普通环尾 (Pseudocheirus peregrinus) 的一个成年标本.

主要成果:

在这三种物种中,手臂是由脊髓神经C5,C6,C7,C8和T1的腹分支形成的.
在三种有袋动物物种中观察到神经分支模式的细分细分差异.

结论:

在研究的有袋动物中,手臂结质表现出微妙的变化.
进一步积累解剖学案例研究对于 marsupial brachial plexus 模式的全面定量和定性分析至关重要.

关键词:

塔斯马尼亚的恶魔.臂状交叉 (Brachial Plexus) 是一个神经系统.常见的环尾 possum possum 常见的环尾科亚拉科亚拉是什么意思哺乳动物哺乳动物 marsupials 是一个有袋动物.

更多相关视频

Assessing Forelimb Function after Unilateral Cervical SCI using Novel Tasks: Limb Step-alternation, Postural Instability and Pasta Handling

Assessing Forelimb Function after Unilateral Cervical SCI using Novel Tasks: Limb Step-alternation, Postural Instability and Pasta Handling

Published on: September 16, 2013

Reverse Dissection and DiceCT Reveal Otherwise Hidden Data in the Evolution of the Primate Face

Reverse Dissection and DiceCT Reveal Otherwise Hidden Data in the Evolution of the Primate Face

Published on: January 7, 2019

相关概念视频

Spinal Nerves: Plexus I

Spinal Nerves: Plexus I

Nerve plexuses are networks of interlacing nerves that serve as communication hubs to distribute and organize nerve action across various body regions. The nerve plexuses are organized into the cervical plexus located in the neck region, brachial plexus in the shoulder area, lumbar plexus found in the lower back, sacral plexus situated in the pelvis, and coccygeal plexus located in the coccygeal region.
The Cervical Plexus
The cervical plexus, formed by the anterior rami of the first four...

Spinal Cord: Cross-sectional Anatomy

Spinal Cord: Cross-sectional Anatomy

The cross-sectional anatomy of the spinal cord offers a detailed view of its complex structure and function within the central nervous system. At the core of the spinal cord lies the gray matter, characterized by its butterfly or "H"-shaped appearance in cross-section. This central region is enveloped by white matter, with the overall structure divided into symmetrical halves by the dorsal median sulcus and the ventral median fissure.
Gray Matter and its Components
Central to the gray matter is...