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The mouth cavity. The cheeks have been slit transversely and the tongue pulled forward. (Lingual septum is visible at center of tongue, but not labeled.)
A pierced tongue, which has not accommodated for swelling
It is thicker behind than in front, and occasionally contains a small fibrocartilage, about 6 mm. in length.
It is well displayed by making a vertical groove along the tongue called the median sulcus.
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