Results 61 to 70 of about 177,038 (330)

A generalized Holling type II model for the interaction between dextral-sinistral snails and Pareas snakes [PDF]

open access: yesApplied Mathematical Modelling 73 (2019) 459-472, 2018
Pareatic snakes possess outstanding asymmetry in the mandibular tooth number, which has probably been caused by its evolution to improve the feeding on the predominant dextral snails. Gene mutation can generate chiral inversion on the snail body. A sinistral snail population can thrive in this ecological context.
arxiv   +1 more source

Stereolithographic model-assisted reconstruction of the mandibular condyle with a vascularized fibular flap following hemimandibulectomy: Evaluation of morphological and functional outcomes

open access: yesOncology Letters, 2017
The vascularized fibular flap is one of the standard treatment choices for the reconstruction of the mandible; however, the consequences of condylar restoration have not previously been reported.
H. Yoshimura   +6 more
semanticscholar   +1 more source

Comparing cranial biomechanics between Barbourofelis fricki and Smilodon fatalis: Is there a universal killing‐bite among saber‐toothed predators?

open access: yesThe Anatomical Record, EarlyView.
Abstract Saber‐tooths, extinct apex predators with long and blade‐like upper canines, have appeared iteratively at least five times in the evolutionary history of vertebrates. Although saber‐tooths exhibit a relatively diverse range of morphologies, it is widely accepted that all killed their prey using the same predatory behavior. In this study, we CT‐
Borja Figueirido   +2 more
wiley   +1 more source

Comparison of deep-learning data fusion strategies in mandibular osteoradionecrosis prediction modelling using clinical variables and radiation dose distribution volumes [PDF]

open access: yesarXiv, 2023
Purpose. NTCP modelling is rapidly embracing DL methods as the need to include spatial dose information is acknowledged. Finding the most appropriate way of combining radiation dose distribution images and clinical data involves technical challenges and requires domain knowledge.
arxiv  

Recurrent osteochondroma of the mandibular condyle: A case report

open access: yesImaging Science in Dentistry, 2017
A 21-year-old woman presented with facial asymmetry. Crepitus and clicking of the temporomandibular joint were noted. The midline deviated 5.5 mm to the left, and secondary malocclusion was observed.
Young-Eun Kwon   +5 more
semanticscholar   +1 more source

Growing sabers: Mandibular shape and biomechanical performance trajectories during the ontogeny of Smilodon fatalis

open access: yesThe Anatomical Record, EarlyView.
Abstract The evolution of organisms can be studied through the lens of developmental systems, as the timing of development of morphological features is an important aspect to consider when studying a phenotype. Such data can be challenging to obtain in fossil amniotes owing to the scarcity of their fossil record. However, the numerous remains of Rancho
Narimane Chatar   +5 more
wiley   +1 more source

Myological and osteological approaches to gape and bite force reconstruction in Smilodon fatalis

open access: yesThe Anatomical Record, EarlyView.
Abstract Masticatory gape and bite force are important behavioral and ecological variables. While much has been written about the highly derived masticatory anatomy of Smilodon fatalis, there remains a great deal of debate about their masticatory behaviors.
Ashley R. Deutsch   +5 more
wiley   +1 more source

Unilateral acquired condylar hypoplasia and coronoid hyperplasia of the mandible

open access: yesMedical Journal of Dr. D.Y. Patil University, 2017
The condylar articular cartilage is a mandibular growth site. As a result, developmental abnormalities at this location manifest as altered growth on the affected side of the condyle, mandibular ramus, mandibular body, and alveolar process.
Silky R Punyani, Vishal Ramesh Jasuja
doaj   +1 more source

Mandibular Teeth Movement Variations in Tipping Scenario: A Finite Element Study on Several Patients [PDF]

open access: yesarXiv, 2020
Previous studies on computational modeling of tooth movement in orthodontic treatments are limited to a single model and fail in generalizing the simulation results to other patients. To this end, we consider multiple patients and focus on tooth movement variations under the identical load and boundary conditions both for intra- and inter-patient ...
arxiv  

Metastasis in the mandibular condyle: a case report

open access: yesJournal of Medical Case Reports, 2017
BackgroundMost bone metastases are observed in the trunk of the body. Metastasis in the mandibular condyle is rare. In many case reports, temporary common temporomandibular joint disorder-like symptoms can be a sign of relapse and metastasis.Case ...
M. Dodo   +4 more
semanticscholar   +1 more source

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