Real and perceived motor competence according to the stage of peak height velocity (PHV) in Chilean fifth and sixth-grade primary school students DOI Creative Commons
Iván Molina-Márquez,

Francisco Cofré-Carrasco,

Nayaret Cifuentes-Olea

и другие.

Sportis Scientific Journal of School Sport Physical Education and Psychomotricity, Год журнала: 2024, Номер 11(1), С. 1 - 22

Опубликована: Дек. 31, 2024

This research aims to compare and relate actual perceived motor competence according peak height velocity (PHV) stages among Chilean students in fifth sixth grade. The sample consisted of 84 from the city Chillán, aged 10 12 years, including 45 girls 34 boys. Data collection involved use MOBAK SEMOK tests measure real (RMC) (PMC), respectively. Somatic maturation was determined by calculating PHV. ANOVA with covariate adjustments (ANCOVA) for body mass index (BMI) sex were performed based on PHV status competence. Additionally, a partial correlation test between RMC PMC, adjusting BMI sex, conducted. results indicate no significant differences when comparing children stage both (p>0.05). However, revealed relationship (r=0.3; p=0.01) control (r=0.27; p=0.02). did not affect boys adjusted sex; however, there total control. No found object tests. It is noteworthy that other factors, such as genetics, physical activity level, lifestyle habits, may have influenced results.

Язык: Английский

Artificial Intelligence and the Internal Processes of Creativity DOI
Jaan Aru

The Journal of Creative Behavior, Год журнала: 2025, Номер unknown

Опубликована: Янв. 10, 2025

ABSTRACT Artificial intelligence (AI) systems capable of generating creative outputs are reshaping our understanding creativity. This shift presents an opportunity for creativity researchers to reevaluate the key components process. In particular, advanced capabilities AI underscore importance studying internal processes paper explores neurobiological machinery that underlies these and describes experiential component It is concluded although products artificial human can be similar, different. The also discusses how may negatively affect creativity, such as development skills, authenticity diversity ideas.

Язык: Английский

Процитировано

2

Neuroadaptation in neurodegenerative diseases: compensatory mechanisms and therapeutic approaches DOI

Spandana Rajendra Kopalli,

Tapan Behl, Lalji Baldaniya

и другие.

Progress in Neuro-Psychopharmacology and Biological Psychiatry, Год журнала: 2025, Номер 139, С. 111375 - 111375

Опубликована: Апрель 23, 2025

Язык: Английский

Процитировано

0

Distinct modes of dopamine modulation on striatopallidal synaptic transmission DOI Open Access
Youngeun Lee, Maria Reva,

Ki Jung Kim

и другие.

bioRxiv (Cold Spring Harbor Laboratory), Год журнала: 2025, Номер unknown

Опубликована: Янв. 15, 2025

Abstract Dopamine (DA) affects voluntary movement by modulating basal ganglia function. In the classical model, DA depletion leads to overactivity of indirect pathway and excessively inhibits thalamus, resulting in hypokinesia. The contribution on striatopallidal synapses, an initial hub connecting striatum external globus pallidus (GPe), remains poorly understood because sparse innervation. Here, we combine optogenetic projection targeting, whole cell patch clamp recordings acute brain slices from mice, computational modeling overcome this limitation. We show that activates D2R receptors (D2Rs) D4 (D4Rs) differentially distinct GPe subregions. a pinwheel-like fashion, dorsolateral ventromedial expresses high levels D2Rs, which exert presynaptic inhibition, while dorsomedial ventrolateral D4Rs cause postsynaptic inhibition. 6-OHDA (6-hydroxydopamine) reverses region- specific effect DA, shifting it opposite direction contributing These findings reveal mechanism different modality information conveyed spatially through is modulated at synapses.

Язык: Английский

Процитировано

0

Brain activation after repairing the anterior cruciate ligament injury in rabbits with piezoelectric nanomaterial: A fMRI study DOI
Rong Su, Yi He, Qi Yan

и другие.

Nano Energy, Год журнала: 2025, Номер unknown, С. 110845 - 110845

Опубликована: Март 1, 2025

Язык: Английский

Процитировано

0

Effective Motor Skill Learning Induces Inverted‐U Load‐Dependent Activation in Contralateral Pre‐Motor and Supplementary Motor Area DOI Creative Commons

Xiaolu Wang,

Xuan Liang, Yixuan Ku

и другие.

Human Brain Mapping, Год журнала: 2025, Номер 46(5)

Опубликована: Апрель 1, 2025

ABSTRACT Motor learning involves complex interactions between the cognitive and sensorimotor systems, which are susceptible to different levels of task load. While mechanism underlying load‐dependent regulations in functions has been extensively investigated, their influence on downstream execution motor skill remains less understood. The current study extends understanding whether how alters activation pattern by a longitudinal functional near‐infrared spectroscopy (fNIRS) 30 healthy participants (15 females) engaged extensive practice two‐dimensional continuous hand tracking with varying difficulty. We proposed index difficulty (ID) as quantitative measure difficulty, was monotonically associated psychometric subjective workload. As progressed, exhibited enhanced behavioral metacognitive performance. Behavioral improvements were accompanied plastic changes inferior prefrontal cortex, reflecting shift control strategy during learning. Most importantly, we found robust evidence learning‐induced alteration cortical patterns, indicating that effective may lead emergence an inverted‐U relationship load level contralateral pre‐motor supplementary areas. Our findings provide new insights into plasticity brain behavior, highlighting contributions

Язык: Английский

Процитировано

0

The capability to successfully study and to be graduated in students who underwent awake surgical resection for a low-grade glioma DOI
Hugues Duffau

Journal of Neuro-Oncology, Год журнала: 2025, Номер unknown

Опубликована: Апрель 17, 2025

Язык: Английский

Процитировано

0

Millisecond-scale motor control precedes sensorimotor learning in Bengalese finches DOI Creative Commons
Leila May Pascual,

Aanya Vusirikala,

Ilya Nemenman

и другие.

bioRxiv (Cold Spring Harbor Laboratory), Год журнала: 2024, Номер unknown

Опубликована: Сен. 27, 2024

A key goal of the nervous system in young animals is to learn motor skills. Songbirds sing as juveniles, providing a unique opportunity identify neural correlates skill acquisition. Prior studies have shown that spike rate variability decreases during song acquisition, suggesting transition from rate-based control millisecond-precise codes known underlie adult vocal performance. By quantifying how ensemble patterns fired by cortical neurons (the "neural vocabulary") and relationship between acoustics code") change we quantified changes across learning juvenile Bengalese finches. We found despite expected drop (a learning-related vocabulary), precision code youngest singers same adults, with 1-2 millisecond variations timing transduced into quantifiably different behaviors. In contrast, fluctuations firing rates on longer timescales fail affect output. The consistent presence millisecond-scale coding changing levels behavioral supports view early stems deliberate exploration rather than imprecise control.

Язык: Английский

Процитировано

0

Straightforward identification of structures of the striatum in bovine and equine forebrains: Guidance to trimming DOI Creative Commons

Arão Araújo Gomes,

Guilherme A. Feitosa, Raquel M. Pisco

и другие.

Pesquisa Veterinária Brasileira, Год журнала: 2024, Номер 44

Опубликована: Янв. 1, 2024

ABSTRACT: Standardizing trimming the brain for histological diagnosis of neurological diseases is challenging veterinary pathologists. The striatum a set subcortical nuclei forebrain, formed by bundles nerve fibers and gray matter, which consist internal external capsules, caudate, lentiform, claustrum nuclei. related to motricity, refers neural circuits extrapyramidal pathways. In domestic animals, pathways are great importance in gait. From ventral surface brain, they located deep strip telencephalon corresponding olfactory trigone. Bovine equine brains were routinely formalin-fixed, weighed measured. Herein, we report guide bovine brains’ neuroanatomic histomorphology. Trimming was performed, sections processed histology. We used cross-section rostral optic chiasm as site choice histologic sampling identify structures. forebrains sectioned, standard cassette positioned horizontally or vertically frame greater diversity slides labeled with structures (caudate nucleus, capsule, lentiform capsule claustrum). Regarding size, handing orientation over forebrain allows verification shift position collect second sample

Язык: Английский

Процитировано

0

Real and perceived motor competence according to the stage of peak height velocity (PHV) in Chilean fifth and sixth-grade primary school students DOI Creative Commons
Iván Molina-Márquez,

Francisco Cofré-Carrasco,

Nayaret Cifuentes-Olea

и другие.

Sportis Scientific Journal of School Sport Physical Education and Psychomotricity, Год журнала: 2024, Номер 11(1), С. 1 - 22

Опубликована: Дек. 31, 2024

This research aims to compare and relate actual perceived motor competence according peak height velocity (PHV) stages among Chilean students in fifth sixth grade. The sample consisted of 84 from the city Chillán, aged 10 12 years, including 45 girls 34 boys. Data collection involved use MOBAK SEMOK tests measure real (RMC) (PMC), respectively. Somatic maturation was determined by calculating PHV. ANOVA with covariate adjustments (ANCOVA) for body mass index (BMI) sex were performed based on PHV status competence. Additionally, a partial correlation test between RMC PMC, adjusting BMI sex, conducted. results indicate no significant differences when comparing children stage both (p>0.05). However, revealed relationship (r=0.3; p=0.01) control (r=0.27; p=0.02). did not affect boys adjusted sex; however, there total control. No found object tests. It is noteworthy that other factors, such as genetics, physical activity level, lifestyle habits, may have influenced results.

Язык: Английский

Процитировано

0