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Definition of the noun Premaxilla
What does Premaxilla mean as a name of something?
noun - plural: premaxillae
- [anatomy] Either of a pair of bones in front of the maxillary bones in the upper vertebrate jaw
The premaxilla is a pair of small cranial bones at the very tip of the upper jaw of many animals, usually, but not always, bearing teeth. In humans, they are fused with the maxilla and the term "premaxilla" can also be used as a synonym for incisive bone.
Printed dictionaries and other books with definitions for Premaxilla
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Biology, Zoology by CTI Reviews
The premaxilla is a pair of small cranial bones at the very ...
by Arthur Smith Woodward
The premaxilla is a smooth narrow bar, with a prominence rising from its middle; its straight oral border bears very slender conical teeth, which are larger than the other upper and lower teeth. The maxilla is also a smooth narrow bar, scarcely ...
Ardipithecus Kadabba (2009)
Late Miocene Evidence from the Middle Awash, Ethiopia by Yohannes Haile-Selassie, Giday WoldeGabriel
The premaxilla is a relatively elongate, slender structure with a rounded dental arcade (Figure 13.16C). There is a distinct tuberosity on the dorsal surface of the premaxilla just posterior to the incisor dentition. The dp3–dp4 are worn and ...
A Comprehensive Atlas by George K. B. Sándor, David Genecov
Although the premaxilla is an autonomous bone, under normal conditions, its external lamina receives mesenchyme of the maxilla. The mandible is equally complex. In its primitive tetrapod form.
by Carl E. Misch, Randolph Resnik
The premaxilla is a difficult and complex region of the oral cavity to evaluate clinically and radiographically. Many factors complicate this area, such as the trajectory of the anterior maxilla, rapid buccal bone resorption ...
Vertebrate Palaeontology (2009)
by Michael Benton
Heterodontosaurusshows several features that group it with later ornithopods: the tooth-bearing edge ofthe premaxilla is a step down from the maxilla, the premaxilla extends back to contact the prefrontal and lacrimal, the jaw joint is set well ...
by Shahrokh C. Bagheri, Chris Jo
In cases of complete bilateral CLP, collapse of the alveolar segments posterior to the premaxilla is a common occurrence when orthodontic or palatal retention devices are not used. Correction of segment collapse is very complex, involving ...
A Dictionary of Zoology (2014)
by Michael Allaby
premaxilla The bone that forms the anterior part of the upper jaw.
by Virginia P. Studdert, Clive C. Gay, Douglas C. Blood
premaxilla [pre′′mak-sil′ ] the incisive bone, the bone which bears the upper incisor teeth. cleftp. see cleft lip.
The Encyclopaedia Britannica (1902)
Latest Edition. A Dictionary of Arts, Sciences and General Literature by Thomas Spencer Baynes
The maxilla is thus a fixed bone ; the premaxilla is generally single, and sends a median process backwards. The nasals, frontals, and panetals may be single or double. There is generally a parietal fontanelle. By very rare exception, as in ...
A Standard Work of Reference in Art, Literature, Science, History, Geography, Commerce, Biography, Discovery and Invention
The premaxilla, maxilla, and jugal often unite with the anterior outer margins of the nasal, frontal, and lachrymal to form a continuous bony external wall to the anterior part of the skull. The internal row of bones, proceeding again from before ...
Mosby's Dental Dictionary (2007)
by Elsevier, Mosby
loose premaxilla, n See premaxilla, loose. loperamide HCl (lo ̄per′mı ̄d′), n brand names: Diaraid, Imodium, Imodium AD, Kaopectate ...
Encyclopedia of Dinosaurs (1997)
by Philip J. Currie, Kevin Padian
The broad lateral surface of the snout is formed by the premaxilla, another unusual configuration that separates the maxilla and external ...
by Agust?n Fuentes
The best known specimen, GSP 15000, shares tall orbits, a narrow interorbital space and nasal aperture, elongated premaxilla, and unique details of the nasal fossa with Pongo. The molars are thickly enameled and closely resemble those of ...
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Video shows what premaxilla means. Either of a pair of bones in front of the maxillary bones in the upper vertebrate jaw. Premaxilla Meaning. How to pronounce ...
Scrabble value of P3R1E1M3A1X8I1L1L1A1
The value of this 10-letter word is 21 points, but it's not an accepted word in the Official Scrabble Players Dictionary.
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