Results 51 to 60 of about 1,692,866 (264)

Masseteric hernia: A case report and literature review

open access: yesClinical Case Reports, 2022
Mandibular swellings are common, but a hernia of the masseter muscle is a rare condition. This case report describes the case of a young patient presenting a masseter muscle hernia and discusses the management of this condition.
Firas Shall   +3 more
doaj   +1 more source

Masseter and medial pterygoid muscle hypertrophy [PDF]

open access: yesBMJ Case Reports, 2011
Hypertrophy refers to an enlargement caused by an increase in the size but not in the number of cells. Generalised masticatory muscle hypertrophy may affect the temporalis muscle, masseters and medial pterygoids in a variety of combinations. Masseteric hypertrophy may present as either unilateral or bilateral painless swelling of unknown origin in the ...
R, Guruprasad   +3 more
openaire   +2 more sources

The relationship between form and function of the carnivore mandible

open access: yesThe Anatomical Record, EarlyView.
Abstract Dietary morphology diversified extensively in Carnivoraformes (living Carnivora and their stem relatives) during the Cenozoic (the last 66 million years) as they evolved to capture, handle, and process new animal and plant diets. We used 3D geometric morphometrics, mechanical advantage, and finite element analysis to test the evolutionary ...
Charles J. Salcido, P. David Polly
wiley   +1 more source

Sonographic evaluation of masseter muscle thickness in bruxist and non-bruxist subjects

open access: yesJournal of Baghdad College of Dentistry, 2014
Background: Masseter muscle is a jaw closing muscle of the mandible involved in Para functional habits; which include lip and cheek chewing, fingernail biting, and teeth clenching or bruxism which can be classified as awake or sleep bruxism.
Areej A Najm
doaj  

Cephalometric Study of Iraqi Adult Subjects with Cl I and Cl III Skeletal Relationships and Their Effects on Masseter Muscle Thickness by Using Ultrasonography

open access: yesJournal of Baghdad College of Dentistry, 2016
Background: Masseter muscle is one of the most obvious muscles of mastication and considered as one indicator of jaw muscle activity. It has a major influence on the transverse growth of the midface and the vertical growth of the mandible.
Hibah ER Berum, Ahlam A Fatah
doaj   +1 more source

Revisiting paravertebral muscles in European rabbits (Oryctolagus cuniculus) and European brown hares (Lepus europaeus) (Leporidae; Lagomorpha)

open access: yesThe Anatomical Record, EarlyView.
Abstract Domesticated European rabbits (Oryctolagus cuniculus) have long been chosen as laboratory model organisms. Despite this, there has been no definitive study of the vertebral musculature of wild rabbits. Relevant descriptions of well‐studied veterinary model mammals (such as dogs) are generally applicable, but not appropriate for a species ...
Nuttakorn Taewcharoen   +3 more
wiley   +1 more source

Impact of geniohyoid and masseter muscle masses on dysphagia after salvage surgery and radiotherapy in head and neck cancer

open access: yesScientific Reports, 2021
This study aimed to determine whether geniohyoid and/or masseter muscle mass can predict the severity of dysphagia after salvage surgery for head and neck cancer.
Nao Hashida   +3 more
doaj   +1 more source

Evaluation of IHH, PTCH1, and SMO protein immunohistochemistry in the human mandibular condyle at fetal stages from 30 to 80 mm greatest length

open access: yesThe Anatomical Record, EarlyView.
Abstract This study evaluated the morphogenesis of the temporomandibular joint (TMJ) in human fetuses during the third month of gestation through the analysis of immunohistochemistry for the proteins Indian Hedgehog (IHH), Patched‐1 (PTCH1), and Smoothened (SMO).
Filipe Santos da Silva   +5 more
wiley   +1 more source

Ultrasonic Diagnosis of Masseteric Hypertrophy in Oral Submucous Fibrosis: A Preliminary Study

open access: yesJournal of Indian Academy of Oral Medicine and Radiology, 2010
Background and objectives: Oral submucous fibrosis is a well-recognized and most prevalent premalignant condition of oral mucosa in India and Southeast Asia.
K A Kamala   +2 more
doaj  

Effects of Chronic Akt/mTOR Inhibition by Rapamycin on Mechanical Overload–Induced Hypertrophy and Myosin Heavy Chain Transition in Masseter Muscle

open access: yesJournal of Pharmacological Sciences, 2013
To examine the effects of the Akt/mammalian target of rapamycin (mTOR) pathway on masseter muscle hypertrophy and myosin heavy chain (MHC) transition in response to mechanical overload, we analyzed the effects of bite-opening (BO) on the hypertrophy and ...
Daisuke Umeki   +7 more
doaj   +1 more source

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