Results 301 to 310 of about 699,259 (402)

Osteology and arthrology of the ankle and tarsometatarsus of anoles (Iguania: Anolidae): not convergent with geckos but divergent from the ancestral iguanian condition

open access: yesJournal of Anatomy, EarlyView.
Geckos and anoline iguanid lizards are well‐known for their possession of adhesive toepads, which are generally regarded as being convergent structures. We show that the anatomical configuration of the foot in these two lineages differs markedly and that these differences likely relate to the contrasing ways they deploy their adhesive systems and ...
Anthony P. Russell   +2 more
wiley   +1 more source

Morphology and osteo‐histology of the weigeltisaurid wing: Implications for aerial locomotion in the world's first gliding reptiles

open access: yesJournal of Anatomy, EarlyView.
This study investigates the morphology and osteo‐histology of the wing skeleton of the world's first gliding reptiles, showing how it differs from those of extant gliding lizards, yet is also convergently similar. These findings pave the way for future biomechanical studies on the gliding locomotion of these emblematic fossil animals. Abstract The Late
Valentin Buffa   +7 more
wiley   +1 more source

Orchestrated molecular changes of proliferative, migratory‐fibrillar, synaptic, and postmigratory compartments align with precocious cortex‐type specification in the early human pallium

open access: yesJournal of Anatomy, EarlyView.
Early human cortical development is organized by transient cellular compartments that define cortical types before mature layers form. Analysis of the human fetal pallium (7.5–15 PCW) shows distinct spatiotemporal trajectories for the archicortex, mesocortex, and neocortex, with delayed but accelerated differentiation in allocortical regions.
Janja Kopić   +4 more
wiley   +1 more source

D124. Assessing The Predictive Value of The Charlson Comorbidity Index in Lower Extremity Free Tissue Transfer for Limb Salvage: A 13-year Retrospective Cohort Study

open access: gold
Rachel N. Rohrich   +6 more
openalex   +1 more source

Partial tarsal arthrodesis with plate fixation for management of traumatic tarsometatarsal injuries in five cats

open access: yesJournal of Small Animal Practice, EarlyView.
Objectives To describe the aetiology, presentation, complications and outcome in cats with traumatic injuries of the tarsometatarsal joint treated with partial tarsal arthrodesis. Materials and Methods Retrospective series of five client‐owned cats. Medical records were retrieved for cats with traumatic injuries of the tarsometatarsal joint treated ...
R. L. Nixon, D. N. Clements, J. M. Ryan
wiley   +1 more source

Limb Salvage and Reconstruction of a Complex Upper Extremity Injury: A Case Report. [PDF]

open access: yesJ Orthop Case Rep
Koukos C   +5 more
europepmc   +1 more source

The cognitive role of concept variability

open access: yesMind &Language, EarlyView.
I present and defend concept variability, the view that concepts can admit of indefinitely many variations and changes in their representational contents without thereby losing their identity. I argue that the variability of concepts is central to their role in enabling cognition, and thus that a concept's content variability is, despite philosophical ...
Alnica Visser
wiley   +1 more source

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