Results 91 to 100 of about 27,370 (298)

Factors related to mouth breathing syndrome in preschool children and the effects of incompetent lip seal: An exploratory study

open access: yesClinical and Experimental Dental Research, Volume 8, Issue 6, Page 1555-1560, December 2022., 2022
Abstract Objectives A set of orofacial signs and symptoms completely or partially present in individuals who replace the correct pattern of nasal breathing with an oral or mixed pattern is defined as mouth breathing syndrome (MBS). In a previous report, it was clarified that an incompetent lip seal (ILS) affected the occurrence of MBS among primary ...
Emi Inada   +8 more
wiley   +1 more source

Human mastication [PDF]

open access: yesinternational journal of stomatology & occlusion medicine, 2010
Human mastication is a complex biomechanical process. Many different structures, tissues and functional units are involved. The great variability observable in the procedures of crushing and lubricating food constrains the clear distinction between physiologic and pathophysiologic chewing pattern.
openaire   +2 more sources

Tooth eruption status and bite force determine dental microwear texture gradients in albino rats (Rattus norvegicus forma domestica)

open access: yesThe Anatomical Record, EarlyView.
Abstract Dental microwear texture analysis (DMTA) is widely applied for inferring diet in vertebrates. Besides diet and ingesta properties, factors like wear stage and bite force may affect microwear formation, potentially leading to tooth position‐specific microwear patterns.
Daniela E. Winkler   +2 more
wiley   +1 more source

Temporal changes and gender differences related to orofacial symptoms in two cohorts of 75‐year‐old Swedish subjects examined in 2007 and 2017: A repeated cross‐sectional study

open access: yesClinical and Experimental Dental Research, Volume 8, Issue 6, Page 1540-1546, December 2022., 2022
Abstract Objectives To compare two cohorts of 75‐year‐old persons, born 10 years apart, in regard to reported symptoms related to temporomandibular disorders (TMD) and orofacial complaints with special reference to gender differences. Material and Methods In 2007, a questionnaire comprising questions on social factors, general and oral health, and a ...
Anders Johansson   +5 more
wiley   +1 more source

Quantitative assessment of masticatory muscles based on skull muscle attachment areas in Carnivora

open access: yesThe Anatomical Record, EarlyView.
Abstract Masticatory muscles are composed of the temporalis, masseter, and pterygoid muscles in mammals. Each muscle has a different origin on the skull and insertion on the mandible; thus, all masticatory muscles contract in different directions. Collecting in vivo data and directly measuring the masticatory muscles anatomically in various Carnivora ...
Kai Ito   +4 more
wiley   +1 more source

Mandible composition and properties in two selected praying mantises (Insecta, Mantodea)

open access: yesThe Anatomical Record, EarlyView.
Abstract Insects process their food with their cuticle‐based mouthparts. These feeding structures reflect their diversity and can, in some cases, showcase adaptations in material composition, mechanical properties, and shape to suit their specific dietary preferences.
Malo Roze   +3 more
wiley   +1 more source

Incisor cross‐sectional area at the cementoenamel junction correlates with an increased reliance on frugivory in anthropoid primates

open access: yesThe Anatomical Record, EarlyView.
Abstract Diet is one of a limited set of key ecological parameters defining primate species. A detailed understanding of dental functional correlates with primate diet is a key component for accurate dietary inference in fossil primates. Although considerable effort has been devoted to understanding post‐canine dental function, incisor function remains
Andrew Deane, Elizabeth R. Agosto
wiley   +1 more source

Latitudinal resource gradient shapes multivariate defense strategies in a long‐lived shrub

open access: yesEcology, Volume 103, Issue 12, December 2022., 2022
Abstract Plant defense against herbivores is multidimensional, and investment into different defense traits is intertwined due to genetic, physiological, and ecological costs. This relationship is expected to generate a trade‐off between direct defense and tolerance that is underlain by resource availability, with increasing resources being associated ...
Jordan R. Croy   +2 more
wiley   +1 more source

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

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