| Bichat's ligament | <anatomy> The lower fasciculus of the posterior sacroiliac ligament. (05 Mar 2000) |
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| Bichat's membrane | The inner elastic membrane of arteries. (05 Mar 2000) |
| Bichat's protuberance | An encapsuled mass of fat in the cheek on the outer side of the buccinator muscle, especially marked in the infant; supposed to strengthen and support the cheek during the act of sucking. Synonym: corpus adiposum buccae, Bichat's fat-pad, Bichat's protuberance, fat body of cheek, sucking cushion, sucking pad, suctorial pad. (05 Mar 2000) |