Results 91 to 100 of about 37,059 (280)

Biology of biomechanics: Finite Element Analysis of a Statically Determinate System to Rotate the Occlusal Plane for Correction of Skeletal Class III Openbite Malocclusion [PDF]

open access: yes, 2015
Introduction In the absence of adequate animal or in-vitro models, the biomechanics of human malocclusion must be studied indirectly. Finite element analysis (FEA) is emerging as a clinical technology to assist in diagnosis, treatment planning, and ...
Chang, Chris   +4 more
core   +1 more source

Functional anatomy, jaw mechanisms, and feeding behavior of Dunkleosteus terrelli (Placodermi, Arthrodira)

open access: yesThe Anatomical Record, EarlyView.
A new musculoskeletal reconstruction and revision of the cranio‐mandibular anatomy of the Devonian arthrodire placoderm Dunkleosteus terrelli from a comparative and functional anatomical perspective. Dunkleosteus is a specialized arthrodire with many specializations for feeding on large vertebrates, and many of its features are part of broader ...
Russell K. Engelman   +4 more
wiley   +1 more source

Thickness of the buccal bone wall and root angulation in the maxilla and mandible: an approach to cone beam computed tomography [PDF]

open access: yes, 2018
Background: The objective of this paper is to anatomically describe the bone morphology in the maxillary and mandibular tooth areas, which might help in planning post-extraction implants.
Díaz-Castro, Carmen M   +5 more
core   +1 more source

A detailed redescription of a skeletally immature ‘Redondasaurus’ suggests ontogenetic transformations in the taxon mirror phytosaurian morphological evolution

open access: yesThe Anatomical Record, EarlyView.
Abstract The study of morphological evolution is fundamentally tied to ontogeny, yet studies of these heterochronic processes in the fossil record are rare. Fossils belonging to an ontogenetic series are difficult to assign to an ontogenetic stage due to inconsistent proxies for skeletal ages, challenging to taxonomically assign due to morphological ...
Erika R. Goldsmith, Michelle R. Stocker
wiley   +1 more source

Sarcomatoid salivary duct carcinoma of parotid gland – a rare histological variant

open access: yesJournal of Head & Neck Physicians and Surgeons, 2015
Salivary duct carcinoma (SDC) is a rare and high-grade malignant tumor that arises predominantly in a major salivary gland and bears a striking histological resemblance to high grade ductal adenocarcinoma of breast.
Nitish Virmani   +2 more
doaj   +4 more sources

Effects of masticatory hypofunction on mandibular morphology, mineral density and basal bone area

open access: yesBrazilian Journal of Oral Sciences, 2015
Aim: This experimental study investigated the association between masticatory hypofunction and mandibular morphological dimensions and internal bone characteristics.
Fernanda da Silva Guerreiro   +5 more
doaj   +1 more source

Diagnosis of dental problems in pet rabbits (Oryctolagus cuniculus) [PDF]

open access: yes, 2008
Dental problems are very common in pet rabbits. To establish a correct diagnosis of rabbit dental pathology, a general knowledge of normal dental anatomy and physiology is necessary.
De Rycke, Lieve   +5 more
core   +1 more source

3D anatomical atlas of the heads of male and female adult Chamaeleo calyptratus

open access: yesThe Anatomical Record, EarlyView.
The veiled chameleon is a model organism in reptile development research. Utilizing contrast‐enhanced microCT and deep learning segmentation models, we have generated the first digital atlases of the skull, nervous system, cranial muscles and hyolingual muscles.
Alice Leavey   +3 more
wiley   +1 more source

Lubricin Immunohistochemical Expression in Human Temporomandibular Joint Disc with Internal Derangement [PDF]

open access: yes, 2011
Lubricin is a chondroprotective, mucinous glycoprotein which contribute to joint lubrication, especially to boundary lubrication and maintains joint integrity.
Almeida, Luis Eduardo   +2 more
core   +2 more sources

New craniodental materials of Falcarius utahensis (Theropoda: Therizinosauria) reveal patterns of intraspecific variation and cranial evolution in early coelurosaurians

open access: yesThe Anatomical Record, EarlyView.
Abstract Despite documented ecomorphological shifts toward an herbivorous diet in several coelurosaurian lineages, the evolutionary tempo and mode of these changes remain poorly understood, hampered by sparse cranial materials for early representatives of major clades. This is particularly true for Therizinosauria, with representative crania best known
William J. Freimuth, Lindsay E. Zanno
wiley   +1 more source

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