| BDG | buccal developmental groove; buffered desoxycholate glucose |
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| CDG | central developmental groove |
| DBDG | distobuccal developmental groove |
| DLG | distolingual groove |
| LDG | lactic dehydrogenase; lingual developmental groove |
| digastric groove | The groove medial to the mastoid process of the temporal bone from which the digastric muscle originates. Synonym: incisura mastoidea, digastric groove, digastric notch, mastoid notch. (05 Mar 2000) |
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| anterior belly of digastric muscle | <anatomy> The portion of the digastric muscle which extends anteriorly from the intermediate tendon, and attaches to the posterior aspect of the mandible. Synonym: venter anterior musculi digastrici. (05 Mar 2000) |
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| bellies of digastric muscle | <anatomy> See: anterior belly of digastric muscle, posterior belly of digastric muscle. (05 Mar 2000) |
| posterior belly of digastric muscle | <anatomy> Portion of digastric muscle posterior to the intermediate tendon, attaching to the digastric groove of the temporal bone. Synonym: venter posterior musculi digastrici. (05 Mar 2000) |
| digastric | <anatomy> Having two bellies; biventral; applied to muscles which are fleshy at each end and have a tendon in the middle, and especially. To the muscle which pulls down the lower jaw. Pertaining to the digastric muscle of the lower jaw; as, the digastric nerves. Origin: Gr. = twice + belly: cf. F. Digastrique. Source: Websters Dictionary (01 Mar 1998) |
| digastric branch of facial nerve | <anatomy, nerve> Branch of the facial nerve innervating the posterior belly of the digastric muscle. Synonym: ramus digastricus nervi facialis. (05 Mar 2000) |
| digastric fossa | A hollow on the posterior surface of the base of the mandible, on either side of the median plane, giving attachment to the anterior belly of the digastric muscle. Synonym: fossa digastrica. (05 Mar 2000) |
| digastric muscle | <anatomy> One of the suprahyoid group of muscles consisting of two bellies united by a central tendon which is connected to the body of the hyoid bone; origin, by posterior belly from the digastric groove medial to the mastoid process; insertion, by anterior belly into lower border of mandible near midline; action, elevates the hyoid when mandible is fixed; depresses the mandible when hyoid is fixed; nerve supply, posterior belly from facial, anterior belly by nerve to the mylohyoid from the mandibular division of trigeminal, a muscle with two fleshy bellies separated by a fibrous insertion. Synonym: musculus digastricus, biventer mandibulae, musculus biventer mandibulae, two-bellied muscle. (05 Mar 2000) |
| digastric notch | The groove medial to the mastoid process of the temporal bone from which the digastric muscle originates. Synonym: incisura mastoidea, digastric groove, digastric notch, mastoid notch. (05 Mar 2000) |
| digastric triangle | The triangle of the neck bounded by the mandible and the two bellies of the digastric muscle; it contains the submandibular gland. Synonym: trigonum submandibulare, digastric triangle, submaxillary triangle. (05 Mar 2000) |
| alveolobuccal groove | The upper and lower half of the buccal vestibule on each side. Synonym: alveolobuccal sulcus, gingivobuccal groove, gingivobuccal sulcus. (05 Mar 2000) |
| alveololabial groove | The upper and lower half of the labial vestibule, in the embryo, the groove formed by the deepening of the labial sulcus; its inner wall becomes incorporated with the alveolar process of the mandible or the maxilla, and its outer wall with the lips and cheeks. Synonym: alveololabial sulcus, gingivolabial groove, gingivolabial sulcus. (05 Mar 2000) |
| alveololingual groove | That part of the oral cavity proper, on each side of the frenulum linguae, between the tongue and the mandibular alveolar process or ridge, in the embryo, the groove on each side between the lingual primordium and the alveolar elevations of the mandible. Synonym: alveololingual sulcus, gingivolingual groove, gingivolingual sulcus. (05 Mar 2000) |
| anterior auricular groove | A notch between the supratragic tubercle and the crus of the helix. Synonym: incisura anterior auris, anterior auricular groove, auricular notch, sulcus auriculae anterior. (05 Mar 2000) |
| anterior intermediate groove | A furrow occasionally seen in the adult between the anterior median fissure and the anterior lateral sulcus of the spinal cord but usually present only in the foetus. It indicates the lateral border of the anterior corticospinal fasciculus. Synonym: anterior intermediate groove, sulcus intermedius anterior. (05 Mar 2000) |
| anterior interventricular groove | A groove on the anterosuperior surface of the heart, marking the location of the septum between the two ventricles. Synonym: sulcus interventricularis anterior, crena cordis. (05 Mar 2000) |
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