| 单词 | pyriform sinus |
| 释义 | > as lemmaspyriform sinus 2. Anatomy. Designating a recess of the pharynx located on each side of the laryngeal opening; of or relating to this structure. Chiefly in pyriform fossa, pyriform sinus. ΚΠ 1864 H. Green Pract. Treat. Pulmonary Tuberculosis III. ii. 240 The numerous large follicles which occupy the subtonsilar fossæ, or pyriform sinuses at the sides and roots of the tongue, being situated directly under the tonsillary glands, are quite sure to be affected by the diseased secretion that may exude from these bodies. 1888 Lancet 31 Mar. 628/1 From the lingual tonsil the unabsorbed portions trickle into the glosso-epiglottic fossæ, and thence into the pyriform sinuses, or hyoid fossæ, along the lateral grooves of the epiglottis. 1955 R. Macintosh & M. Ostlere Local Analgesia Head & Neck xii. 109 A swab..is inserted in turn into each pyriform fossa by sliding it well over the back of the tongue, close to the lateral pharyngeal wall. 1995 Laryngoscope 105 397 Pyriform tumors were subdivided into three groups. < as lemmas |
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