Results 91 to 100 of about 9,085 (238)

Patterns of interspecific variation in labial microarchitecture among anthropoid primates and the evolution of the hominin lips

open access: yesThe Anatomical Record, EarlyView.
Comparative histological and semi‐automated image analysis of primate lips: Masson's trichrome‐stained sagittal sections were segmented to quantify the connective tissue, adipose, and muscular components, enabling interspecific comparisons of labial architecture.
Liat Rotenstreich   +5 more
wiley   +1 more source

Morpho‐functional analyses of the jaw apparatus in the Blue‐and‐yellow Macaw (Ara ararauna, Psittaciformes, Aves): Adaptations to feeding behavior

open access: yesThe Anatomical Record, EarlyView.
Abstract Macaws are renowned for processing dry, mechanically resistant fruits, yet the species‐level anatomical and functional correlates of this performance remain incompletely resolved. We examined the feeding apparatus of the Blue‐and‐yellow Macaw (Ara ararauna) using an integrated approach that combines osteology, myology, and bite‐force estimates
Sérgio R. Posso   +2 more
wiley   +1 more source

Gastrocnemius Medialis Architectural Properties in Flexibility Trained and Not Trained Child Female Athletes: A Pilot Study

open access: yesSports, 2020
Gastrocnemius medialis (GM) architecture and ankle angle were compared between flexibility trained (n = 10) and not trained (n = 6) female athletes, aged 8−10 years.
Ioli Panidi   +6 more
doaj   +1 more source

Oldest well‐preserved euprimate petrosal, from the early Eocene of India (Vastan Lignite Mine, Gujarat)

open access: yesThe Anatomical Record, EarlyView.
Abstract An exquisitely preserved, isolated partial petrosal with associated fragmentary stapes is described from the Vastan Lignite Mine (Gujarat, India), dated to the early Eocene (~54.5 Ma). Several anatomical traits (e.g., large petrosal plate; posterolateral entry of the internal carotid artery to the tympanic cavity; bony tubes surrounding the ...
Mary T. Silcox   +8 more
wiley   +1 more source

Multiscale hamstring muscle adaptations following 9 weeks of eccentric training

open access: yesJournal of Sport and Health Science
Background: Eccentric training, such as Nordic hamstring exercise (NHE) training, is commonly used as a preventive measure for hamstring strains. Eccentric training is believed to induce lengthening of muscle fascicles and to be associated with the ...
Max H. Andrews   +7 more
doaj   +1 more source

Distinct muscle fascicle length changes in feline medial gastrocnemius and soleus muscles during slope walking

open access: yes, 2009
On the basis of differences in physiology, e.g., histochemical properties and spindle density, and the structural design of the cat soleus (SO) and medial gastrocnemius (MG) muscles, we hypothesized that 1) fascicle length changes during overground ...
Gregor, R.J.   +5 more
core   +1 more source

Improvement in muscle strength with low-load isotonic training depends on fascicle length but not joint angle [PDF]

open access: yes, 2017
Introduction: In this study we investigate whether low‐load isotonic training will elicit greater improvement in muscle strength at the same fascicle length, rather than at the same joint angle. Methods: Sixteen healthy men (24.1 ± 2.5 years of age) were
Motomura, Yoshiki   +23 more
core   +1 more source

The biceps femoris long head fascicle length measurement and digitisation.

open access: yes, 2022
A: 2-dimensional ultrasound images were taken from the mid-thigh for both legs. B: Digitisation for the biceps femoris long head fascicle length according to the manual linear extrapolation method.
Kevin Williams (5107427)   +4 more
core   +1 more source

Quantitative muscle architecture in large carnivorous marsupials (Marsupialia: Dasyuridae) and links to substrate use and prey processing

open access: yesThe Anatomical Record, EarlyView.
Abstract The Dasyurid species Sarcophilus harrisii, Dasyurus maculatus, and Dasyurus viverrinus, occupying diverse ecological niches and forming a guild structure in Tasmania, provide a basis for examining the roles of various forelimb muscle groups in prey capture and locomotion.
Riya G. Bidaye   +4 more
wiley   +1 more source

Passive length-tension characteristics of single myofibre segments and fascicle segments in spastic and control FCU.

open access: yes, 2014
(A) passive tension as function of sarcomere length. Sarcomere length-passive tension curves were neither significantly different comparing spastic and control (n = 10) single myofibre segments (both n = 10), nor comparing spastic and control fascicle ...
Marije de Bruin (590452)   +4 more
core   +1 more source

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