| 单词 | trigone |
| 释义 | trigone noun[C] anatomyspecializeduk/ˈtraɪ.ɡəʊn/us/ˈtraɪ.ɡoʊn/a three-sidedareaon theinnersurfaceof thebladder(= thebagwhereurinecollects): （膀胱内壁的）三角区Since most of thesetumoursinvolvethe trigone, they arerarelyoperable.这些肿瘤大部分发生在膀胱内壁三角区，因此极少能做手术。 Substances & structures in the body
Examplesoftrigonetrigone This plexus appears near the cribriform plate and travels posteriorly toward the olfactorytrigone, medial olfactory gyrus, and lamina terminalis. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.It is a very common finding in bladder biopsies and cystectomies, and most often found in thetrigonearea. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.In the open medulla, it is visible as what is known as the "hypoglossaltrigone", a raised area (medial to the vagal trigone) protruding slightly into the fourth ventricle. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Embryologically, thetrigoneof the bladder is derived from the caudal end of mesonephric ducts, which is of mesodermal origin (the rest of the bladder is endodermal). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Kalischer coined the term "musculus sphincter urogenitalis" for the skeletal urethral sphincter and introduced the concept of the trigonal sphincter (the extension of the deeptrigone). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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