| 单词 | pharyngeal bursa |
| 释义 | pharyngeal bursa [fǝ`rin·jē·ǝl `bǝr·sǝ] EMBRYOLOGY A small pit caudal to the pharyngeal tonsil, resulting from the ingrowth of epithelium along the course of the degenerating tip of the notochord of the vertebrate embryo. |
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