Results 51 to 60 of about 6,879 (202)

Association between medial gastrocnemius muscle-tendon unit architecture and ankle dorsiflexion range of motion with and without consideration of slack angle.

open access: yesPLoS ONE, 2021
Joint flexibility is theoretically considered to associate with muscle-tendon unit (MTU) architecture. However, this potential association has not been experimentally demonstrated in humans in vivo.
Kosuke Hirata   +2 more
doaj   +1 more source

Continuous monitoring of sonomyography, electromyography and torque generated by normal upper arm muscles during isometric contraction : sonomyography assessment for arm muscles [PDF]

open access: yes, 2014
2007-2008 > Academic research: refereed > Publication in refereed journalVersion of ...
Chen, X, Huang, QH, Shi, J, Zheng, YP
core   +1 more source

Relationships between lower-body muscle structure and, lower-body strength, explosiveness and eccentric leg stiffness in adolescent athletes [PDF]

open access: yes, 2015
The purpose of the present study was to determine whether any relationships were present between lower-body muscle structure and, lower-body strength, variables measured during a counter-movement jump (CMJ) and squat jump (SJ), and eccentric leg ...
Farley, Oliver R   +5 more
core   +1 more source

Hamstring Architectural and Functional Adaptations Following Long vs. Short Muscle Length Eccentric Training. [PDF]

open access: yes, 2016
Most common preventive eccentric-based exercises, such as Nordic hamstring do not include any hip flexion. So, the elongation stress reached is lower than during the late swing phase of sprinting.
Degache, F.   +4 more
core   +2 more sources

Comparative and functional anatomy of masticatory muscles and bite force in opossums (Didelphimorphia, Didelphidae)

open access: yesThe Anatomical Record, EarlyView.
We describe the functional anatomy of masticatory muscles in nine opossums, finding a generalized anatomical pattern with differences related to skull morphology. Variation in quantitative myological data and estimated bite force was mostly related to size, and the increase in bite force supports dietary diversification associated with size increase ...
Juann A. F. H. Abreu, Diego Astúa
wiley   +1 more source

The contributions of fibre atrophy, fibre loss, in situ specific force and voluntary activation to weakness in sarcopenia [PDF]

open access: yes, 2018
The contributions of fibre atrophy, fibre loss, in situ specific force and voluntary activation to weakness in sarcopenia remain unclear. To investigate, forty older (20 women; age 72±4yrs) and 31 younger adults (15 women, age 22±3yrs) completed ...
Andersen   +56 more
core   +3 more sources

3D anatomical atlas of the heads of male and female adult Chamaeleo calyptratus

open access: yesThe Anatomical Record, EarlyView.
The veiled chameleon is a model organism in reptile development research. Utilizing contrast‐enhanced microCT and deep learning segmentation models, we have generated the first digital atlases of the skull, nervous system, cranial muscles and hyolingual muscles.
Alice Leavey   +3 more
wiley   +1 more source

Functional and structural of the erector spinae muscle during iso-metric lumbar extension [PDF]

open access: yes, 2014
Study Design: cross-sectional study. Objectives: to compare erector spinae (ES) muscle fatigue between chronic non-specific lower back pain (CNLBP) sufferers and healthy subjects from a biomechanical perspective during fatiguing isometric lumbar ...
Cuesta-Vargas, Antonio   +1 more
core   +2 more sources

Multi‐method analysis for the three‐dimensional reconstruction of muscle fascicles from DiceCT datasets

open access: yesThe Anatomical Record, EarlyView.
Abstract Muscle architecture is a major determinant of muscle performance and, in mammalian lineages, has been correlated with both feeding ecology and locomotor behaviors. Over the past decade, contrast‐enhanced micro‐CT (DiceCT) has emerged as an alternative to traditional dissection‐based measurement.
Aleksandra Ratkiewicz   +5 more
wiley   +1 more source

Muscle architecture of the medial gastrocnemius during growth

open access: yesJournal of Physiological Anthropology
Background Muscle architecture is closely related to muscle function. Increased knowledge of growth changes in muscle architecture will provide insights into the development of human movements and sports performance during the growth period.
Yasuyoshi Mogi
doaj   +1 more source

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