incisive foramen

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incisive foramen

[in′sī·siv fə′rā·mən]
(anatomy)
One of the two to four openings of the incisive canal on the floor of the incisive fossa.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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They were, arranged in alphabetical order: breadth across M1s, breadth across occipital condyles, breadth of braincase, breadth of incisive foramina, breadth of M1, breadth of rostrum, breadth of zygomatic plate, condylo-incisive length, depth of incisor, height of skull, height of mandible, least interorbital breadth, length of bulla, length of diastema, length of incisive foramina, length of mandible, length of orbital fossa, length of palatal bridge, length of rostrum, length of maxillary molar row, and zygomatic breadth.
The incisive foramina are long (extending between the M1 anterocones) and characterized by a constricted anterior portion (at or near the premaxillary-maxillary sutures) and a markedly inflated premaxillary process (Fig.
For example, like in the latter, the posterior margins of the incisive foramina conspicuously projects between the first molars; however, like in P.
The incisive foramina are well open with its posterior border reaching the first third of the M1.
Condylobasal length, 29.8; least interorbital breadth, 4.1; zygomatic width, 17.4; greatest length of the skull, 31; basal length, 27.6; breadth of braincase, 13.9; maxillary tooth row, 5.6; tympanic bullae length (without tube) 4.8; mandibular tooth row, 16.5; diastema length, 8.3; incisive width, 3.1; incisive foramina length, 7.3; nasal width, 4.1.
Cranial measurements (see Voss et al., 2001) were taken with digital calipers to the nearest 0.01 mm, as follows: CIL, condylo-incisive length; LD, length of diastema; LIF, length of incisive foramina; BIF, breadth of incisive foramina; MTR, maxillary toothrow length; LM, length of the molars; BM1, breadth of M1; ZB, zygomatic breadth; ZL, zygomatic length; LN, length of nasals; LIB, least interorbital breadth; and BB, breadth of braincase.