Results 101 to 110 of about 307,480 (409)

Is cranial anatomy indicative of fossoriality? A case study of the mammaliaform Hadrocodium wui

open access: yesThe Anatomical Record, EarlyView.
Abstract Determining the ecology of fossil species presents considerable challenges due to the often fragmentary preservation of specimens. The mammaliaform Hadrocodium wui from the Jurassic of China is known only from the cranium and mandible but may have had a fossorial lifestyle.
Molly Tumelty, Stephan Lautenschlager
wiley   +1 more source

Treatment of Maxillary Canine and Premolar Transposition: Case Report

open access: yesTurkish Journal of Orthodontics, 2009
Transposition is a dental anomaly manifested by a positional interchange of 2 adjacent teeth within the same quadrant of dental arch. The most frequent tooth transposition seen in the literature is maxillary canine-first premolar [Mx4-3] transposition ...
Oral Sökücü, Ruhi Nalçacı
doaj   +1 more source

Role of Positron Emission Tomography in Imaging of Non-neurologic Disorders of the Head, Neck, and Teeth in Veterinary Medicine. [PDF]

open access: yes, 2019
Positron Emission Tomography (PET) is an imaging technique that provides functional information, in addition to structural information obtained with computed tomography (CT).
Culp, William TN   +2 more
core  

Detection of bone defects using CBCT exam in an Italian population [PDF]

open access: yes, 2017
Background. The aim of this study was to evaluate the in vivo incidence and the location of fenestrations in a young Italian population by using CBCT. Materials and Methods.
Al-sudani, Dina   +8 more
core   +3 more sources

Linking individual variation in facial musculature to facial behavior in rhesus macaques

open access: yesThe Anatomical Record, EarlyView.
Abstract Facial expression is a key component of primate communication, and primates (including humans) have a complex system of facial musculature underpinning this behavior. Human facial musculature is highly variable across individuals, but to date, whether other primate species exhibit a similar level of inter‐individual variation is unknown ...
Clare M. Kimock   +7 more
wiley   +1 more source

Risk of Maxillary Canine Impaction in Pediatric Patients with Maxillary Constriction: Retrospective Study on Panoramic Dental Images

open access: yesApplied Sciences
The maxillary canine is the second most commonly impacted tooth after the maxillary third molar. Identifying risk factors for impaction is crucial for timely intervention; panoramic radiographs are particularly valuable for screening and identification ...
Anna Alessandri-Bonetti   +4 more
doaj   +1 more source

KHAIT: K-9 Handler Artificial Intelligence Teaming for Collaborative Sensemaking [PDF]

open access: yes
In urban search and rescue (USAR) operations, communication between handlers and specially trained canines is crucial but often complicated by challenging environments and the specific behaviors canines are trained to exhibit when detecting a person. Since a USAR canine often works out of sight of the handler, the handler lacks awareness of the canine ...
arxiv   +1 more source

A Canine Census to Influence Public Policy [PDF]

open access: yesarXiv, 2020
The potential threat that domestic animals pose to the health of human populations tends to be overlooked. We posit that positive steps forward can be made in this area, via suitable state-wide public policy. In this paper, we describe the data collection process that took place in Casilda (a city in Argentina), in the context of a canine census.
arxiv  

Comparison of intraoral and extraoral scanners on the accuracy of digital model articulation [PDF]

open access: yes, 2017
Introduction: Orthodontists increasingly rely on digital models in clinical practice. The ability of modern scanners to articulate digital models must be scientifically evaluated.
Porter, Jason L
core   +1 more source

Dental fluorosis in the European roe deer (Capreolus capreolus): A review of the pathological changes in the enamel of fluorotic cheek teeth and the abnormal pattern of dental wear in affected dentitions

open access: yesThe Anatomical Record, EarlyView.
Abstract This article reviews the pathological changes in the enamel of permanent mandibular cheek teeth and their sequelae in European roe deer from regions polluted by anthropogenic fluoride emissions. The primary (developmental) changes of fluorotic roe deer enamel are hypomineralization and microstructural aberrations, including enamel hypoplasia ...
Uwe Kierdorf, Horst Kierdorf
wiley   +1 more source

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