Titre : Sympatrie

Sympatrie : Questions médicales fréquentes

Termes MeSH sélectionnés :

Screen Time
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"acceptedAnswer": { "@type": "Answer", "text": "Des études génétiques et des analyses de niche écologique sont couramment utilisées." } }, { "@type": "Question", "name": "La sympatrie peut-elle être observée chez les mammifères ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Oui, de nombreuses espèces de mammifères peuvent coexister en sympatrie dans un même habitat." } }, { "@type": "Question", "name": "Quels signes indiquent une sympatrie chez les oiseaux ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "L'observation de plusieurs espèces d'oiseaux se nourrissant ou nidifiant dans la même zone est un signe." } }, { "@type": "Question", "name": "Comment la sympatrie est-elle mesurée ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Elle est mesurée par des indices de diversité et des analyses de distribution des espèces." } }, { "@type": "Question", "name": "Quels symptômes indiquent une compétition en sympatrie ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Une diminution des ressources et des changements de comportement peuvent être observés." } }, { "@type": "Question", "name": "La sympatrie cause-t-elle des maladies ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Non, la sympatrie en elle-même ne cause pas de maladies, mais peut influencer la santé des espèces." } }, { "@type": "Question", "name": "Quels signes de stress peuvent apparaître en sympatrie ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "Des comportements agressifs ou des changements alimentaires peuvent indiquer du stress." } }, { "@type": "Question", "name": "Les espèces en sympatrie montrent-elles des adaptations ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Oui, elles peuvent développer des adaptations morphologiques ou comportementales pour coexister." } }, { "@type": "Question", "name": "Comment la sympatrie affecte-t-elle la reproduction ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Elle peut entraîner des mécanismes de sélection sexuelle pour éviter l'hybridation." } }, { "@type": "Question", "name": "Comment prévenir la perte de sympatrie ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "La protection des habitats naturels et la régulation des activités humaines sont essentielles." } }, { "@type": "Question", "name": "Quelles lois protègent la sympatrie ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Des lois sur la conservation de la faune et des habitats protègent les espèces en sympatrie." } }, { "@type": "Question", "name": "Comment sensibiliser à la sympatrie ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Des campagnes éducatives et des programmes de sensibilisation peuvent aider à préserver la biodiversité." } }, { "@type": "Question", "name": "Quel rôle jouent les ONG dans la sympatrie ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Les ONG œuvrent pour la conservation des espèces et la protection des habitats en sympatrie." } }, { "@type": "Question", "name": "Comment les citoyens peuvent-ils aider ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Les citoyens peuvent participer à des projets de conservation et signaler les espèces menacées." } }, { "@type": "Question", "name": "Y a-t-il des traitements pour les espèces en sympatrie ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Les traitements visent généralement à gérer les populations et à préserver la biodiversité." } }, { "@type": "Question", "name": "Comment gérer la compétition en sympatrie ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Des stratégies de conservation et de gestion des habitats peuvent réduire la compétition." } }, { "@type": "Question", "name": "Les interventions humaines affectent-elles la sympatrie ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "Oui, l'urbanisation et l'agriculture peuvent perturber les habitats et la sympatrie." } }, { "@type": "Question", "name": "Quelles sont les stratégies de conservation en sympatrie ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "La création de réserves naturelles et la restauration des habitats sont des stratégies clés." } }, { "@type": "Question", "name": "Comment les zoos contribuent-ils à la sympatrie ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Les zoos participent à la conservation des espèces et à l'éducation sur la biodiversité." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir en sympatrie ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Des conflits interspécifiques et une pression sur les ressources peuvent survenir." } }, { "@type": "Question", "name": "La sympatrie entraîne-t-elle des hybridations ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Oui, la sympatrie peut favoriser l'hybridation entre espèces proches, affectant la biodiversité." } }, { "@type": "Question", "name": "Quels impacts sur l'écosystème en sympatrie ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "La sympatrie peut modifier les dynamiques écologiques et la structure des communautés." } }, { "@type": "Question", "name": "Comment la sympatrie affecte-t-elle la survie des espèces ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "La compétition accrue peut réduire les chances de survie de certaines espèces en sympatrie." } }, { "@type": "Question", "name": "Les maladies se propagent-elles en sympatrie ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Oui, la proximité des espèces peut faciliter la transmission de maladies entre elles." } }, { "@type": "Question", "name": "Quels facteurs augmentent la sympatrie ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "La disponibilité des ressources et la diversité des habitats favorisent la sympatrie." } }, { "@type": "Question", "name": "Comment le changement climatique affecte-t-il la sympatrie ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Le changement climatique peut modifier les habitats et influencer la sympatrie des espèces." } }, { "@type": "Question", "name": "Quels rôles jouent les prédateurs en sympatrie ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Les prédateurs peuvent influencer la distribution et la coexistence des espèces en sympatrie." } }, { "@type": "Question", "name": "Les invasions biologiques affectent-elles la sympatrie ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Oui, les espèces envahissantes peuvent perturber les interactions en sympatrie et menacer les espèces natives." } }, { "@type": "Question", "name": "Quel impact a l'urbanisation sur la sympatrie ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "L'urbanisation peut fragmenter les habitats et réduire les opportunités de sympatrie." } } ] } ] }

Sources (10000 au total)

Electronic screen device usage and screen time among preschool-attending children in a suburban area of Sri Lanka.

Excessive use of screen devices and screen time are increasing health problems in children. We aim to describe the electronic screen device usage and determine the factors associated with their use am... A cross-sectional study was conducted in a suburban Medical Officer of Health area of Sri Lanka from January to March 2020. All children aged between 36-59 months attending ten randomly selected presc... A total of 340 children (Male-48%; mean age-50.1 ± 6.9 months) were recruited. Electronic devices were used by 96% of children. The most common devices were the television (87%) and the smartphone (63... Electronic screen devices were used by 96% of preschool-attending children, and over 60% used them for more than the recommended daily upper limit of one hour. Higher paternal education, maternal empl...

The effect of screen time on the presentation and treatment of primary monosymptomatic nocturnal enuresis.

We aimed to investigate if there was any relationship between screen time (ST) and the severity of primary monosymptomatic nocturnal enuresis (PMNE) and treatment success.... This study was conducted in urology and child and adolescent phsychiatry clinic in Afyonkarahisar Health Sciences University Hospital. After diagnosis patients were seperated by the ST for exploring c... The first stage of the study included 71 patients. The ages of the patients ranged from 6 to 13. Group 1 comprised 47 patients, 26 males and 21 females. Group 2 comprised 24 patients,11 males and 13 f... High screen exposure may be a factor for PMNE aetiology. And also reducing ST to a normal range can be an easy and beneficial method for treatment of PMNE. Trial Registration ISRCTN15760867( www.isrct...

Shared Genetic Risk in the Association of Screen Time With Psychiatric Problems in Children.

Children's exposure to screen time has been associated with poor mental health outcomes, yet the role of genetic factors remains largely unknown.... To assess the extent of genetic confounding in the associations between screen time and attention problems or internalizing problems in preadolescent children.... This cohort study analyzed data obtained between 2016 and 2019 from the Adolescent Brain Cognitive Development Study at 21 sites in the US. The sample included children aged 9 to 11 years of genetical... Child-reported daily screen time (in hours) was ascertained from questionnaires completed by the children at baseline.... Child psychiatric problems, specifically attention and internalizing problems, were measured with the parent-completed Achenbach Child Behavior Checklist at the 1-year follow-up. Genetic sensitivity a... The 4262 children in the sample included 2269 males (53.2%) with a mean (SD) age of 9.9 (0.6) years. Child screen time was associated with attention problems (β = 0.10 SD; 95% CI, 0.07-0.13 SD) and in... Results of this study suggest that genetic confounding may explain a substantial part of the associations between child screen time and psychiatric problems. Genetic confounding should be considered i...

Longitudinal Association of Changes in Parental Correlates With Screen Time in Chinese Preschoolers.

This study aimed to explore the relationship between the changes in parent-related factors and preschoolers exceeding screen time (ST) recommendations.... A longitudinal analysis using 2-year follow-up data from 4 kindergartens (n = 409) was conducted in Zhejiang, China, from 2019 to 2021. Multivariate logistic regression models were used to determine t... The significant associations of baseline ST, change in screen accessibility, and the interaction of preschooler ST with maternal ST change with preschooler follow-up ST were observed. For preschool-ag... Changes in parental correlates played an important role in preschooler ST based on 2-year longitudinal data. Early interventions should focus on improving the clarity of parental rules and perceptions...

The associations between screen time and mental health in adolescents: a systematic review.

Adolescents have extensive use of screens and, they have common complains related to mental health. Here a systematic review was done to understand the association between screen time and adolescent's... This review was conducted in compliance with Preferred Reporting Items for Systematic Reviews and Meta-Analyses - PRISMA. An update search was performed in January 2023 with the following keywords: "s... 50 articles were included, most have found associations between screen exposure and mental health in adolescents. The most used device by adolescents was the smartphone and the use on weekdays was ass... Excessive screen time in adolescents seems associated with mental health problems. Given the profusion and disparity of the results, additional studies are needed to clarify elements such as the scree... PROSPERO CRD42022302817....

Effects of the COVID-19 pandemic on screen time and sleep in early adolescents.

During the COVID-19 pandemic, adolescents and families have turned to online activities and social platforms more than ever to maintain well-being, connect remotely with friends and family, and online... Mixed-effect models were used to examine associations between self-reported sleep and screen time using longitudinal data of 5,027 adolescents in the ABCD Study, assessed before the pandemic (10-13 ye... Time in bed varied, being higher during May-August 2020 relative to pre-pandemic, partially related to the school summer break, before declining in October 2020 to levels lower than pre-pandemic. Scre... Sleep behavior and screen time changed during the pandemic in early adolescents. More screen time was associated with poorer sleep behavior, before and during the pandemic. While recreational screen u...