نتایج جستجو برای: مقدار فعالیت vmo وvl

تعداد نتایج: 115558  

Journal: :Acta Histochemica Et Cytochemica 2021

Proprioception from masticatory apparatus and periodontal ligaments comes through the trigeminal mesencephalic nucleus (Vmes). We evaluated effects of tooth loss on neurodegeneration Vmes motor (Vmo). Bilateral maxillary molars 2-month-old C57BL/6J mice were extracted under anesthesia. Neural projections to periodontium confirmed by injecting Fluoro-Gold (FG) retrogradely into extraction socket...

Journal: :BMC Musculoskeletal Disorders 2008
Rachel Chester Toby O Smith David Sweeting John Dixon Sarah Wood Fujian Song

BACKGROUND Anterior knee pain (AKP) is a common musculoskeletal complaint. It has been suggested that one factor that may contribute to the presence of AKP is a delay in the recruitment of the vastus medialis oblique muscle (VMO) relative to the vastus lateralis muscle (VL). There is however little consensus within the literature regarding the existence or nature of any such delay in the recrui...

2015
Jeong-ki Park Dong-yeop Lee Jin-Seop Kim Ji-Heon Hong Jae-Ho You In-mo Park

[Purpose] The purpose of this study was to compare the effects of visibility and types of ground surface (stable and unstable) during the performance of squats on the muscle activities of the vastus medialis oblique (VMO) and vastus lateralis (VL). [Subjects and Methods] The subjects were 25 healthy adults in their 20s. They performed squats under four conditions: stable ground surface (SGS) wi...

2015
Roshanak Honarpishe Amir Hoshang Bakhtiary Gholamreza Olyaei

Background: Imbalance between the vastus medialis oblique (VMO) muscle and the vastus lateralis oblique (VTO) Vastus lateralis has been thought to be a primary cause of abnormal patellar tracking, possibly leading to patellofemoral pain syndrome (PFPS). Objectives: The purpose of this study was to investigate the effect of quadriceps muscle strengthening exercises on the ratio of VMO to VL obli...

ژورنال: توانبخشی 2016

Objective: Patellofemoral pain syndrome (PFPS) is one of the most common knee chronic disorders especially among females that is closely related to forces imbalance of vastus medial is oblique (VMO) and vastus lateral is (VL) muscles. The purpose of study was to examine the effect of knee isokinetic extension in maximum lateral tibia rotation on VMO and VL amplitudes in PFPS patients. Materi...

2017
Li-Si Liu Zhuo-Zhao Zheng Hui-Shu Yuan

BACKGROUND Numerous studies have investigated the influence of osseous factors on patellofemoral joint instability, but research on the influence of dynamic muscle factors in vivo is still in the exploratory stage. This study aimed to use magnetic resonance imaging (MRI) and diffusion tensor imaging (DTI) to evaluate vastus medialis oblique (VMO) fiber bundles in patients with recurrent patella...

Journal: :Journal of Geometric Analysis 2022

In this paper, we establish several different characterizations of the vanishing mean oscillation space associated with Neumann Laplacian $$\Delta _N$$ , written $${\text {VMO}}_{\Delta _N}({\mathbb {R}^n})$$ . We first describe it classical {VMO}}({\mathbb and certain {VMO}}$$ on half-spaces. Then demonstrate that is actually {BMO}}_{\Delta -closure smooth functions compact supports. Beyond th...

2008

Objective: The purpose of this study was to evaluate the amplitude and onset of electrical activation of the vastus medialis obliquus (VMO), vastus lateralis longus (VLL) and vastus lateralis obliquus (VLO) during functional activities in individuals with patellofemoral pain syndrome (PFPS). Methods: Twenty women participated in the study: ten in a control group and ten in the group with PFPS. ...

2006
Nicole M. Livecchi Charles W. Armstrong Mitchell L. Cordova Mark A. Merrick James M. Rankin

Objective: To compare average electromyogram (EMG) activity of the vastus medialis obliquus (VMO) and vastus lateralis (VL) during straight-leg raise (SLR) and knee extension (KE) with the hip in neutral and lateral rotation. Design: 1  4 factorial repeated-measures. Setting: Laboratory. Participants: 13 male college students. Intervention: SLR with hip flexed at 40°, in neutral position, and ...

ژورنال: :حرکت 2003
دکتر سید رضا عطار زاده حسینی دکتر اسماعیل ابراهیمی دکتر رضا قراخانلو دکتر حمید رجبی

هدف از این تحقیق مطالعه تاثیر خستگی بر فعالیت الکتریکی عضلات پهن داخلی مایل vmo و پهن خارجی vl در زنجیره حرکتی بسته زانوست برای این منظور 23 دانشجوی مرد سالم غیر ورزشکار سن08/1+21 وزن 10+66 و قد 8+174 انتخاب شدند نخست با نصب الکترودهای دو قطبی بر روی موتور پوینت عضلات vmo و vl فعالیت الکتریکی emc این عضلات از حالت طبیعی ایستادن در زوایای 90-75-60-45-30-15-0 درجه زانو توسط دستگاه بیوفیدبک ثبت شد...

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