Results 91 to 100 of about 93,355 (306)

Giant cell tumor of the maxilla: an unusual neoplasm [PDF]

open access: yes, 2020
Giant cell tumors (GCT) of the bone are uncommon primary bone neoplasms that occur mainly in the epiphyses of long bones. Their incidence in craniofacial skeleton is rare, particularly in the maxilla.
Soukayna Bahbah   +2 more
core  

Evolutionary radiation of large‐bodied gorgonopsians from the lower Abrahamskraal formation of South Africa

open access: yesThe Anatomical Record, EarlyView.
Abstract The middle Permian represents a critical interval in therapsid evolution, when gorgonopsians emerged as some of the first specialized apex predators within terrestrial ecosystems. Despite their significance, the early diversification of Gorgonopsia in Gondwana remains poorly understood due to scarcity and fragmentary material.
Zanildo Macungo   +5 more
wiley   +1 more source

Inverted and impacted supernumerary tooth: Case report

open access: yesMuller Journal of Medical Sciences and Research, 2016
Inverted teeth have been reported in both maxilla and mandible and mostly they are inverted and impacted third molars and premolars. However, a few cases of inverted supernumerary teeth attached to an impacted third molar have been reported.
Subraj Shetty, Treville Pereira
doaj   +1 more source

Maxilla and skull lateral view

open access: yes, 1997
Maxilla and skull lateral ...

core  

Text-fig. 4—Growth changes in the maxilla of three species of carnivorous dinosaurs. Acronyms: H, height of the maxilla at the anterior edge of the first antorbital fenestra; LSAF, length of the second antorbital fenestra; TRL, tooth row length, a, size of the second antorbital fenestra relative to the size of the maxilla, b, rectangularity of the maxilla relative to size. in Tyrannosaurus And Torosaurus, Maestrichtian Dinosaurs From Trans-Pecos, Texas

open access: yes, 1976
Text-fig. 4—Growth changes in the maxilla of three species of carnivorous dinosaurs. Acronyms: H, height of the maxilla at the anterior edge of the first antorbital fenestra; LSAF, length of the second antorbital fenestra; TRL, tooth row length, a, size ...
Lawson, Douglas A.   +1 more
core   +1 more source

Morpho‐functional analyses of the jaw apparatus in the Blue‐and‐yellow Macaw (Ara ararauna, Psittaciformes, Aves): Adaptations to feeding behavior

open access: yesThe Anatomical Record, EarlyView.
Abstract Macaws are renowned for processing dry, mechanically resistant fruits, yet the species‐level anatomical and functional correlates of this performance remain incompletely resolved. We examined the feeding apparatus of the Blue‐and‐yellow Macaw (Ara ararauna) using an integrated approach that combines osteology, myology, and bite‐force estimates
Sérgio R. Posso   +2 more
wiley   +1 more source

Early stages of tooth development in the harbor porpoise Phocoena phocoena

open access: yesThe Anatomical Record, EarlyView.
Abstract Here we describe the stages of tooth development in toothed whales on the basis of the harbor porpoise (Phocoena phocoena). The aim of the study was to find out whether these stages are identical to those of other mammals analyzed so far although toothed whales are homodont and monophyodont.
Lasse M. Mathes   +2 more
wiley   +1 more source

The Efficacy of fractional CO2 laser in management of surgical wound scars

open access: yesمجله كليه طب الكندي, 2014
Background: Atrophic postoperative and traumatic scarring are common cosmetic problems for patients. Combining CO2 laser ablation with a fractional photothermolysis system in a treatment known as ablative fractional resurfacing fulfilling the new ...
Abbas M, suhan, Maha, Darweesh
doaj  

Maxilla of Zhanghenglong yangchengensis.

open access: yes, 2014
Right maxilla (XMDFEC V0013, holotype) in lateral (A), medial (B), dorsal (C), and anterior (D) views.
Ronghao Yan (573063)   +9 more
core   +1 more source

The petrotympanic canal (Huguier canal): Evolutionary, anatomical, and medical perspectives

open access: yesThe Anatomical Record, EarlyView.
Abstract The petrotympanic canal, traditionally referred to as Civinini's or Huguier's canal, represents an anatomical passage connecting the middle ear and temporomandibular joint (TMJ). Despite its early description, its structural complexity and functional significance have often been underestimated. In this study, we combined historical, anatomical,
Andrea Papini   +8 more
wiley   +1 more source

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