Video Experimental Relacionado
Updated: Sep 10, 2025
03:56
A View of Their Own: Capturing the Egocentric View of Infants and Toddlers with Head-Mounted Cameras
Published on: October 5, 2018
7.6K
Haga una pose: Relaciones entre el desarrollo motor de los bebés y las representaciones visuoespaciales de los
Emma L Axelsson1, Tayla Britton1, Gurmeher K Gulhati1
1School of Psychological Sciences, College of Engineering, Science and Environment, University of Newcastle Australia, Callaghan, NSW 2308, Australia.
Behavioral sciences (Basel, Switzerland)
|August 28, 2025
Resumen
Los bebés pueden distinguir las posturas del cuerpo, con la atención puesta en las cabezas. El desarrollo motor influye en cómo los bebés perciben las representaciones corporales verticales versus invertidas.
Área de la Ciencia:
- Psicología del desarrollo
- La neurociencia cognitiva
- La percepción humana
Sus antecedentes:
- Los bebés reconocen las caras temprano, pero la discriminación de la postura corporal muestra resultados inconsistentes.
- Las investigaciones anteriores carecen de claridad sobre cómo los bebés procesan la información corporal.
Objetivo del estudio:
- Investigar la capacidad de los bebés de 7 y 9 meses de edad para discriminar las posturas del cuerpo.
- Examinar la influencia de la orientación, la presencia de la cabeza y el desarrollo motor en la percepción del cuerpo.
- Comprender el desarrollo de las representaciones corporales en la infancia.
Principales métodos:
- Procedimiento de preferencia de familiarización y novedad con seguimiento ocular.
- Presentación de posturas verticales e invertidas sin cabeza y cuerpo entero.
- Correlaciones entre el desarrollo de habilidades motoras (brutas y finas) y la discriminación postural.
Principales resultados:
- Los bebés se enfocaron más en cuerpos verticales sin cabeza y cabezas en figuras enteras, lo que indica que las cabezas captan la atención.
- La discriminación era un desafío con posiciones similares de las extremidades y juicios cortos.
- Los ensayos más largos revelaron preferencia por la familiaridad (7 meses) y preferencia por la novedad (9 meses) para las figuras verticales.
- Las habilidades motoras brutas se correlacionaron con una mejor discriminación de posturas verticales versus invertidas sin cabeza en niños de 7 meses.
- Habilidades motoras más bajas en niños de 9 meses asociadas con la preferencia por las cifras enteras invertidas sobre las verticales.
Conclusiones:
- Los bebés forman representaciones corporales de configuración, pero la percepción está influenciada por un "sesgo superior" (cabezas / pies).
- La similitud de los elementos y la duración del ensayo afectan significativamente las capacidades de discriminación.
- El desarrollo motor juega un papel diferencial en la forma en que los bebés representan las posturas corporales.
Videos de Conceptos Relacionados
01:14Piaget's Stage 1 of Cognitive Development
772
The sensorimotor stage, the initial phase of Jean Piaget's theory of cognitive development, spans the first two years of a child's life. During this period, infants actively engage with their surroundings, building cognitive awareness through direct interaction with the world. This interaction is primarily based on sensory perception and motor actions, allowing infants to gradually understand basic physical properties and predict how objects interact within their environment.
Exploration...
Exploration...
772
01:18Hierarchy of Motor Control
3.5K
The hierarchy of motor control refers to the different levels of organization and processing involved in controlling movement in the body. These levels range from higher cortical areas involved in planning and decision-making to lower spinal cord reflexes that respond automatically to external stimuli.
3.5K
01:15Depth Perception and Spatial Vision
897
Depth perception is the ability to perceive objects three-dimensionally. It relies on two types of cues: binocular and monocular. Binocular cues depend on the combination of images from both eyes and how the eyes work together. Since the eyes are in slightly different positions, each eye captures a slightly different image. This disparity between images, known as binocular disparity, helps the brain interpret depth. When the brain compares these images, it determines the distance to an object.
897
01:03Centroid of a Body: Problem Solving
1.3K
The centroid of a body is a crucial concept in engineering and physics. Finding the centroid of a body can help determine its stability, its balance point, and even its design. In this context, consider a thin wire bent in the form of a quarter circular arc. Polar coordinates are used to calculate the centroid. The wire is first divided into small differential elements of a length equal to the radius multiplied by the differential angle.
The x-coordinates and y-coordinates of each element's...
The x-coordinates and y-coordinates of each element's...
1.3K
01:06Body Planes
23.2K
Body planes in anatomy are imaginary flat surfaces used as reference points to divide the body into sections for anatomical study. These planes are essential for understanding the orientation, relationships, and spatial organization of anatomical structures.
The sagittal plane is the plane that divides the body or an organ vertically into right and left sides. If this vertical plane runs directly down the middle of the body resulting in equal division, it is called the midsagittal or median...
The sagittal plane is the plane that divides the body or an organ vertically into right and left sides. If this vertical plane runs directly down the middle of the body resulting in equal division, it is called the midsagittal or median...
23.2K
01:21The Nativist Approach
127
The nativist approach to infant cognitive development proposes that infants are born with inherent knowledge structures that allow them to interpret the world almost immediately. This perspective contrasts with earlier developmental theories, such as those proposed by Jean Piaget, which emphasized a more gradual acquisition of cognitive abilities through interaction with the environment. One key concept in this approach is object permanence — the understanding that objects continue to...
127