Embryonic remnants of intercentra and cervical ribs in turtles
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چکیده
منابع مشابه
Embryonic remnants of intercentra and cervical ribs in turtles
A broad sample of extant turtles possesses a series of paired bones in the neck that are situated between the cervical vertebrae. These paired bones were originally proposed to be cervical rib remnants, but have more recently been interpreted as vestiges of intercentra. Here, we document, for the first time, the neck development of a pleurodire turtle, Emydura subglobosa, and identify blastemat...
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متن کاملCervical Ribs and Thoracic Outlet Syndrome
Cervical ribs are an anomaly that arise from the lowest cervical vertebrae but their relationship to thoracic outlet syndrome (TOS) is not so constant that the two conditions should be seen as synonymous. Perhaps no more than 10% of people who have cervical ribs develop TOS and the syndrome may well occur in the absence of ribs. Diagnosis of TOS may be difficult and depends upon a thorough hist...
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ژورنال
عنوان ژورنال: Biology Open
سال: 2013
ISSN: 2046-6390
DOI: 10.1242/bio.20135439