视觉空间计算因类别和流程而异,并在青春期继续发展
Jewelia K Yao1, Justin Choo2, Dawn Finzi1
1Department of Psychology, Stanford University, Stanford, CA 94305.
bioRxiv : the preprint server for biology
|January 27, 2025
概括
青少年大脑中的视觉空间计算在视觉流中成熟不同. 虽然位置是设置的,但尺寸和覆盖范围是完善的,通过青春期优化视觉功能.
科学领域:
- 神经科学是一个神经科学.
- 发育神经科学的发展神经科学.
- 认知神经科学 认知神经科学
背景情况:
- 高层视觉皮层中的视觉空间计算支持阅读和面部识别等功能.
- 这些计算在青春期的不同视觉流中的精确性质和发育轨迹尚不清楚.
研究的目的:
- 调查青春期类别选择性视觉皮层中视觉空间计算的发展.
- 为了比较青少年和成年人的腹部,侧面和背部视觉流中人口受体场 (pRFs) 的成熟.
主要方法:
- 功能磁共振成像 (fMRI) 用于研究青少年和成人的大脑活动.
- 人口受感场 (pRF) 建模用于估计高层视觉皮层中的pRF特性.
主要成果:
- 根据两年龄组的类别,视力流和半球,pRF的位置,大小和视野覆盖率各不相同.
- 到青春期,pRF位置已经成熟,但pRF大小和视野覆盖率继续发展.
- 面部选择性区域显示增加pRF大小/覆盖面,而位置选择性区域显示减少pRF大小/覆盖面,与类别选择性发展并行.
结论:
- 由视觉空间计算支持的视觉功能在青春期经历了差异性发展.
- 在此期间,高级视觉皮层继续优化视觉空间计算,以满足类别和流特定需求.
相关概念视频
Revisionist Views of Adolescent and Adult Cognition
23
A revisionist approach to Jean Piaget's theory of cognitive development has brought new insights that challenge and reinterpret his established ideas. Piaget proposed that the formal operational stage, emerging in adolescence, represents the culmination of cognitive maturity. During this stage, individuals are said to develop abstract thinking, engage in systematic problem-solving, and show a form of egocentrism, believing others are as preoccupied with their behavior as they are...
23
Piaget's Stage 3 of Cognitive Development
529
During Piaget's concrete operational stage, from ages 7 to 11, children exhibit a marked increase in logical thinking skills, specifically in relation to tangible, real-world events. This stage is characterized by the development of several essential cognitive concepts, including conservation, reversibility, and classification, all of which support the child's evolving capacity for structured thought.
Conservation and Constancy of Quantity
A significant cognitive milestone in the...
Conservation and Constancy of Quantity
A significant cognitive milestone in the...
529
Cognitive Development During Adolescence
42
During adolescence, individuals experience significant cognitive development that enhances their understanding of others' emotions and thoughts, known as cognitive empathy. This period is marked by an increased ability to adapt to others' perspectives and a more nuanced understanding of others' mental states, a skill that is foundational for social problem-solving and conflict avoidance. The development of cognitive empathy relies heavily on the theory of mind — the...
42
Piaget's Stage 4 of Cognitive Development
36
The formal operational stage, as described in Piaget's cognitive development theory, begins around age 11 and extends into adulthood. It marks the emergence of advanced cognitive abilities that differentiate adolescent and adult thinking from those of younger children. This stage is characterized by abstract reasoning, hypothetical-deductive reasoning, and a more complex understanding of self and others.
Abstract Reasoning and Hypothetical-Deductive Thinking
Unlike the concrete operational...
Abstract Reasoning and Hypothetical-Deductive Thinking
Unlike the concrete operational...
36
Information Processing Approach
30
The information-processing theory of cognitive development centers on fundamental mental processes, including attention, memory, and problem-solving skills. Researchers in this field examine how cognitive abilities, such as working memory, evolve and influence children's overall development. Studies indicate that children with stronger working memory tend to excel in reading comprehension, math, and problem-solving compared to peers with less efficient memory skills. Low working memory is...
30
Depth Perception and Spatial Vision
527
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.
527


