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首页> 外文期刊>The anatomical record: advances in integrative anatomy and evolutionary biology >Internal Ophthalmic Arteries Within the Brain‐Base Arterial System in Guinea Pig
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Internal Ophthalmic Arteries Within the Brain‐Base Arterial System in Guinea Pig

机译:豚鼠脑碱动脉系统内的内部眼科动脉

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ABSTRACT In situ vascular specimens of the arterial circle were collected from 15 adult guinea pigs, both male and female. After specimen preparation, the vessels were filled with synthetic latex and subjected to analysis. Similar as in the case of other rodents, vertebral arteries were merged into basilar artery, further dividing into two short terminal branches. Distally, the terminal branches extend into caudal cerebral arteries. Rostral part of the arterial circle of brain is supplied with blood from maxillary arteries via external and internal ophthalmic arteries connected by a short anastomosis. This type of vascularity may probably be considered a functional analogy to the internal carotid arteries observed in other species. Rostral and caudal parts of the arterial circle of brain are connected by exceptionally long caudal communicating arteries. In author's opinion, the disputable contribution of internal carotid artery and the exceptional contribution of internal ophthalmic arteries in the cerebral blood supply in guinea pigs as compared to other rodents, warrants further research on the subject. Anat Rec, 301:887–891, 2018. ? 2017 Wiley Periodicals, Inc.
机译:摘要从15名成人豚鼠中收集了动脉圈的原位血管标本,均为雄性和女性。在样品制备后,血管填充合成胶乳并进行分析。与其他啮齿动物的情况类似,将椎动脉合并到基底动脉中,进一步分成两个短端子分支。远端,末端分支延伸到尾部脑动脉中。脑动脉圈的r升部分通过通过短吻合术的外部和内部眼科动脉从上颌动脉提供血液。这种类型的血管可能被认为是对在其他物种中观察到的内部颈动脉的功能性比喻。大脑动脉圈的rostral和尾部部分通过异常长的尾部沟通动脉连接。在作者的看法中,与其他啮齿动物相比,内部颈动脉和内部眼科动脉内部眼科动脉患者在豚鼠脑血供应中的卓越贡献权证认证对该主题的进一步研究。 ANAT REC,301:887-891,2018 2017年Wiley期刊,Inc。

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