婴儿在游戏期间的拉站行为组织:纵向调查
Sabrina L Thurman1, Rebecca Rose1
1Department of Psychology, Elon University, Elon, NC, USA.
Infant behavior & development
|February 14, 2025
概括
婴儿在学会走路后也会完善拉到站 (PTS) 策略和效率. 他们将PTS适应对象游戏和运动探索,显示正在进行的运动技能发展.
科学领域:
- 发育运动控制 发育运动控制
- 婴儿运动发展 婴儿运动发展
- 机车技能的获得 机车技能的获得
背景情况:
- 拉到站 (PTS) 是婴儿走路的一个关键的过渡姿势.
- 婴儿在实现独立行走后也继续经常使用PTS.
- 了解PTS精炼对于理解更广泛的运动发展至关重要.
研究的目的:
- 调查经验如何影响熟练PTS策略的选择.
- 检查在婴儿自由游戏中PTS使用的重组.
- 在PTS期间跟踪肢体间协调和目标导向行为的发展.
主要方法:
- 在10个两周一次的实验室会议中,对13名婴儿进行了长度研究.
- 自发PTS的视频编码,包括手,膝盖和脚的使用.
- 在游戏中立即遵循PTS后的行为分析.
主要成果:
- 婴儿采用了熟练的半膝 strategies,尽管比对称的要慢.
- 观察到不对称的四肢激活和稳定的横向脚偏好.
- 随着时间的推移,PTS效率有所提高,交替的手动步骤更少.
- 早期的PTS使用了静止的物体;后来的PTS涉及楼梯,导致了更多的探索.
结论:
- 婴儿在发病几个月后继续改进PTS策略和效率.
- 对于对象交互与运动探测,PTS的使用多样化.
- 在PTS中跟踪肢体间协调和上下文目标导向行为至关重要.
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