Results 141 to 150 of about 5,720,732 (328)
Abstract Neandertals are known to possess very distinctive traits in their bony labyrinth morphology, such as an inferiorly positioned posterior canal and a very low number of turns in the cochlea. Hence, the inner ear has been often used to assess the Neandertal status of fragmentary fossils.
Alessandro Urciuoli +6 more
wiley +1 more source
Abstract The ray‐finned fishes include one out of every two species of living vertebrates on Earth and have an abundant fossil record stretching 380 million years into the past. The division of systematic knowledge of ray‐finned fishes between paleontologists working on extinct animals and neontologists studying extant species has obscured the ...
Jack Stack
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Abstract As habitat salinity markedly differs between the endangered, freshwater‐dwelling Saimaa ringed seal (Pusa saimensis Nordquist, 1899) and the brackish water‐inhabiting Baltic ringed seal (Pusa hispida botnica Gmelin, 1788), we investigated whether this difference has resulted in morphological changes to their kidneys.
Heini Nihtilä, Juha Laakkonen
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Enamel hypoplasia in the primary dentition: a review
This paper provides a critical review of the current concepts of the etiological factors involved in the pathogenesis of this significant clinical entity in the primary dentition.
Seow, W. K.
core
Comparative histological and semi‐automated image analysis of primate lips: Masson's trichrome‐stained sagittal sections were segmented to quantify the connective tissue, adipose, and muscular components, enabling interspecific comparisons of labial architecture.
Liat Rotenstreich +5 more
wiley +1 more source
Alterações do esmalte dentário em crianças nascidas prematuras e/ou baixo peso: revisão de literatura [PDF]
TCC (graduação) - Universidade Federal de Santa Catarina, Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, Curso de Odontologia.O objetivo deste estudo de revisão foi verificar a associação e a prevalência dos defeitos de ...
Franceschi, Laís Bison
core
Dental crown morphological variation and heterodonty in carcharhiniform sharks
Abstract Elasmobranch teeth are highly mineralized structures that constitute the majority of the fossil record for this group. Despite their taxonomic and evolutionary significance, detailed descriptions of dental morphology remain scarce. The order Carcharhiniformes, the most diverse among sharks, comprises 304 valid species that display remarkable ...
Flávia Zanini, Karla D. A. Soares
wiley +1 more source
Odontomas in the primary dentition: literature review and case report
Odontomas are hamartomatous developmental malformations of dental tissues. They are very rarely diagnosed in the primary dentition. The purpose of this paper was to review the literature in relation to odontomas in the primary dentition, and describe the
Al-Jaddir, G, Odell, E W, Sheehy, E C
core
Rethinking brachycephaly: Anatomical implications and health considerations in lagomorphs
Abstract Brachycephaly in domestic rabbits is increasingly perceived by welfare organizations as associated with significant health complications, particularly oral pathologies. Despite this perception, comparative anatomical research into rabbit brachycephaly is limited compared to that of dogs and cats, compelling an in‐depth examination of its ...
Helaina Cressy +3 more
wiley +1 more source
[Malocclusion in the primary dentition].
In this paper we analyze the type and frequency of malocclusions in a group of 100 health children with complete primary dentition. Bjork's method for epidemiological registration was taken as a basis. Of the examined children, 78% had some malocclusion type. The most frequent was the increased horizontal overbite. In vertical overbite relation we find
A, Cadena Galdós, A, Hinojosa
openaire +1 more source

