Muscle architecture assessment: strengths, shortcomings and new frontiers of in vivo imaging techniques

MV Franchi, BJ Raiteri, S Longo, S Sinha… - Ultrasound in medicine …, 2018 - Elsevier
Skeletal muscle structural assembly (and its remodeling in response to loading–unloading
states) can be investigated macroscopically by assessing muscle architecture, described as …

Influence of joint angle on muscle fascicle dynamics and rate of torque development during isometric explosive contractions

R Hager, T Poulard, A Nordez… - Journal of Applied …, 2020 - journals.physiology.org
This study investigated how joint angle influences fascicle shortening dynamics of
gastrocnemius medialis (GM) during explosive contractions and the resulting impact on rate …

[HTML][HTML] Understanding altered contractile properties in advanced age: insights from a systematic muscle modelling approach

DL Mayfield, NJ Cronin, GA Lichtwark - Biomechanics and Modeling in …, 2023 - Springer
Age-related alterations of skeletal muscle are numerous and present inconsistently, and the
effect of their interaction on contractile performance can be nonintuitive. Hill-type muscle …

[HTML][HTML] Neuromuscular factors contributing to reductions in muscle force after repeated, high-intensity muscular efforts

BJC Kirk, GS Trajano, TS Pulverenti, G Rowe… - Frontiers in …, 2019 - frontiersin.org
Multiple neuromuscular processes contribute to the loss of force production following
repeated, high-intensity muscular efforts; however, the relative contribution of each process …

Effects of series elastic compliance on muscle force summation and the rate of force rise

DL Mayfield, AG Cresswell… - Journal of Experimental …, 2016 - journals.biologists.com
Compliant tendons permit mechanically unfavourable fascicle dynamics during fixed-end
contractions. The purpose of this study was to reduce the effective compliance of tendon and …

[HTML][HTML] The effect of small changes in rate of force development on muscle fascicle velocity and motor unit discharge behaviour

J Aeles, M Bellett, GA Lichtwark… - European Journal of …, 2022 - Springer
When rate of force development is increased, neural drive increases. There is presently no
accepted explanation for this effect. We propose and experimentally test the theory that a …

[HTML][HTML] Neuromuscular properties of the human wrist flexors as a function of the wrist joint angle

M Behrens, F Husmann, A Mau-Moeller… - … in bioengineering and …, 2019 - frontiersin.org
The joint angle dependence of voluntary activation and twitch properties has been
investigated for several human skeletal muscles. However, although they play a key role for …

Additional in-series compliance reduces muscle force summation and alters the time course of force relaxation during fixed-end contractions

DL Mayfield, BS Launikonis… - Journal of …, 2016 - journals.biologists.com
There are high mechanical demands placed on skeletal muscles in movements requiring
rapid acceleration of the body or its limbs. Tendons are responsible for transmitting muscle …

Effects of postactivation potentiation on mechanical output and muscle architecture during electrically induced contractions in plantar flexors

H Bourgeois, J Duchateau… - Journal of Applied …, 2022 - journals.physiology.org
This study investigated the effects of postactivation potentiation (PAP) on the force output
and muscle architecture in plantar flexor muscles. The mechanical response to a single …

Medial gastrocnemius muscle–tendon unit ratios of young females and males

J Tennler, D Hahn, BJ Raiteri - Journal of Biomechanics, 2022 - Elsevier
A muscle's contractile element length relative to its muscle–tendon unit (MTU) length is a
fundamental design feature affecting MTU function, with high (0.9) or low ratios (0.1) …