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cervical sinus |
Also found in: Dictionary/thesaurus, Medical, Wikipedia, Hutchinson | 0.01 sec. |
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cervical sinus [′sər·və·kəl ′sī·nəs] (embryology) A triangular depression caudal to the hyoid arch containing the posterior visceral arches and grooves. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| 2) According to the most widely accepted theory regarding branchial remnants, branchial cleft anomalies are the result of a persistent branchial apparatus secondary to either (1) an incomplete closure of either clefts or pouches or (2) the failure of the second and fourth arches to obliterate the cervical sinus of His. |
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