Results 31 to 40 of about 2,965,501 (292)

Muscle architecture of the upper limb in the orangutan [PDF]

open access: yesPrimates, 2008
We dissected the left upper limb of a female orangutan and systematically recorded muscle mass, fascicle length, and physiological cross-sectional area (PCSA), in order to quantitatively clarify the unique muscle architecture of the upper limb of the orangutan.
Motoharu, Oishi   +3 more
openaire   +2 more sources

The Evolution of Appendicular Muscles During the Fin-to-Limb Transition: Possible Insights Through Studies of Soft Tissues, a Perspective

open access: yesFrontiers in Ecology and Evolution, 2021
The evolution of the appendages during the fin-to-limb transition has been extensively studied, yet the majority of studies focused on the skeleton and the fossil record.
Rohan Mansuit   +2 more
doaj   +1 more source

The influence of training status, age, and muscle fiber type on cycling efficiency and endurance performance. [PDF]

open access: yes, 2013
The purpose of this study was to assess the influence of age, training status, and muscle fiber-type distribution on cycling efficiency. Forty men were recruited into one of four groups: young and old trained cyclists, and young and old untrained ...
Wiles, J.   +15 more
core   +1 more source

Muscle geometry and its relevance for sports performance? A perspective of current findings and future opportunities

open access: yesCurrent Issues in Sport Science
Introduction Lower limb muscle strength is an important predictor of sports performance, injury risk and frailty in ageing. The strength of a muscle is determined by its geometry and neuronal factors.
Paul Ritsche   +5 more
doaj   +1 more source

An investigation into the ultrastructural parameters of abdominal muscles in children and adolescents with spastic type cerebral palsy and the effect on postural muscle performance [PDF]

open access: yes, 2014
Includes bibliographical references.Cerebral palsy (CP) is an abnormality in motor function and postural tone that usually occurs at an early age. Spastic type cerebral palsy (STCP) - the most common type of motor disorder - involves increased muscle ...
Adjenti, Saviour Kweku
core   +1 more source

Muscle Fiber Characteristics on Chop Surface of Pork Loin (M. longissimus thoracis et lumborum) Associated with Muscle Fiber Pennation Angle and Their Relationships with Pork Loin Quality

open access: yesFood Science of Animal Resources, 2020
The influence of muscle architecture on muscle fiber characteristics and meat quality has not been fully elucidated. In the present study, muscle fiber characteristics on the chop surface of pork loin (M. longissimus thoracis et lumborum, LTL), pennation
Sumin Song   +4 more
doaj   +1 more source

Biological Determinants of Track and Field Throwing Performance

open access: yesJournal of Functional Morphology and Kinesiology, 2021
Track and field throwing performance is determined by a number of biomechanical and biological factors which are affected by long-term training. Although much of the research has focused on the role of biomechanical factors on track and field throwing ...
Nikolaos Zaras   +2 more
doaj   +1 more source

Muscle Architecture and its Relationship to Muscle Circulation

open access: yesInternational Journal of Sport and Health Science, 2005
Muscle contraction mechanically changes vessel geometry and consequently muscle circulation. Lengthening of muscle fiber straightens capillary tortuosity and further increase in muscle fiber length reduces blood flow by extending the capillary while reducing its diameter.
Kagaya, Atsuko, Muraoka, Yoshiho
openaire   +2 more sources

Gastrocnemius Medialis Architectural Properties at Rest and During Stretching in Female Athletes with Different Flexibility Training Background

open access: yesSports, 2019
Background: This study examined gastrocnemius medialis (GM) architectural properties and ankle joint range of motion (ROM) between female athletes with different flexibility training background.
Olyvia Donti   +3 more
doaj   +1 more source

Automated Method for Tracking Human Muscle Architecture on Ultrasound Scans during Dynamic Tasks

open access: yesSensors, 2022
Existing approaches for automated tracking of fascicle length (FL) and pennation angle (PA) rely on the presence of a single, user-defined fascicle (feature tracking) or on the presence of a specific intensity pattern (feature detection) across all the ...
Saru Meena Ramu   +4 more
doaj   +1 more source

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