Results 41 to 50 of about 20,531 (184)

Passive elongation of muscle fascicles in human muscles with short and long tendons

open access: yesPhysiological Reports, 2017
This study tested the hypothesis that the ratio of changes in muscle fascicle and tendon length that occurs with joint movement scales linearly with the ratio of the slack lengths of the muscle fascicles and tendons.
Jeanette M. Thom   +3 more
doaj   +1 more source

Knee Moment-Angle Characteristics and Semitendinosus Muscle Morphology in Children with Spastic Paresis Selected for Medial Hamstring Lengthening. [PDF]

open access: yesPLoS ONE, 2016
To increase knee range of motion and improve gait in children with spastic paresis (SP), the semitendinosus muscle (ST) amongst other hamstring muscles is frequently lengthened by surgery, but with variable success.
Helga Haberfehlner   +11 more
doaj   +1 more source

The architectural characteristics of the hamstring muscles do not differ between male and female elite-level rugby union players

open access: yesFrontiers in Physiology, 2023
Purpose: To determine whether differences exist in the architectural characteristics of the hamstring muscles of elite-level male and female rugby union players.Methods: Forty elite-level rugby union players (male n = 20, female n = 20) participated in ...
Kevin Cronin   +8 more
doaj   +1 more source

Muscle in Variable Gravity: “I Do Not Know Where I Am, But I Know What to Do”

open access: yesFrontiers in Physiology, 2021
Purpose: Fascicle and sarcomere lengths are important predictors of muscle mechanical performance. However, their regulation during stretch-shortening cycle (SSC) activities in usual and challenging conditions is poorly understood.
Elena Monti   +12 more
doaj   +1 more source

Combined DTI Tractography and Functional MRI Study of the Language Connectome in Healthy Volunteers: Extensive Mapping of White Matter Fascicles and Cortical Activations. [PDF]

open access: yesPLoS ONE, 2016
Despite a better understanding of brain language organization into large-scale cortical networks, the underlying white matter (WM) connectivity is still not mastered.
François Vassal   +5 more
doaj   +1 more source

The avian tectobulbar tract: development, explant culture, and effects of antibodies on the pattern of neurite outgrowth [PDF]

open access: yes, 1990
The tectobulbar tract is the first long-distance projecting fiber pathway to appear during the development of the avian optic tectum (dorsal half of the mesencephalon).
Kröger, Stephan, Schwarz, U.
core   +2 more sources

Relationship between joint torque and muscle fascicle shortening at various joint angles and intensities in the plantar flexors

open access: yesScientific Reports, 2017
Because it is difficult to measure tendon length changes directly in humans, tendon length changes during dynamic movement have been evaluated indirectly from changes in muscle fascicle length and joint angle. The purpose of this study was to examine the
Atsuki Fukutani, Jun Misaki, Tadao Isaka
doaj   +1 more source

Influences of Fascicle Length During Isometric Training on Improvement of Muscle Strength [PDF]

open access: yesJournal of Strength and Conditioning Research, 2016
Abstract Tanaka, H, Ikezoe, T, Umehara, J, Nakamura, M, Umegaki, H, Kobayashi, T, Nishishita, S, Fujita, K, Araki, K, and Ichihashi, N. Influences of fascicle length during isometric training on improvement of muscle strength. J Strength Cond Res 30(11): 3249–3255, 2016—This study investigated whether low-intensity isometric training would ...
Tanaka, Hiroki   +9 more
openaire   +2 more sources

Pre-activation affects the effect of stretch-shortening cycle by modulating fascicle behavior

open access: yesBiology Open, 2019
The torque attained during active shortening is enhanced after an active stretch (stretch-shortening cycle, SSC). This study examined the influence of pre-activation on fascicle behavior and the SSC effect.
Atsuki Fukutani   +2 more
doaj   +1 more source

Muscle Fibre Architecture of Thoracic and Lumbar Longissimus Dorsi Muscle in the Horse

open access: yesAnimals, 2021
As the longissimus dorsi muscle is the largest muscle in the equine back, it has great influence on the stability of the spine and facilitates proper locomotion.
Johanna Dietrich   +7 more
doaj   +1 more source

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