相关实验视频
Updated: Feb 14, 2026

14:13
Coordinate Mapping of Hyolaryngeal Mechanics in Swallowing
Published on: May 6, 2014
18.8K
风湿学特征对香糖基厚化剂的吞动态的影响
Yuki Hayakawa1,2, Jumpei Okawa1, Yuzuki Izumi2
1Division of Comprehensive Prosthodontics, Graduate School of Medical and Dental Sciences, Faculty of Dentistry, Niigata University, Niigata 951-8514, Japan.
Foods (Basel, Switzerland)
|February 13, 2026
概括
香牙加厚剂会影响吞的动态. 诸如粘度和厚度等质性质的变化会影响健康个体的舌头压力,肌肉活动和吞声音.
科学领域:
- 食品科学与技术 食品科学与技术
- 生物力学 生物力学
- 吞生理学的吞生理学
背景情况:
- 基于桑坦的加厚剂对于治疗食障碍至关重要.
- 它们的质性质 (剪切薄化,延伸,厚度变化) 对于吞安全至关重要.
- 流动学变异对吞动态的确切影响尚未完全理解.
研究的目的:
- 为了研究丹牙加厚剂的变化如何影响吞动力学.
- 分析对舌头压力,甲状腺肌肉活动和吞声音的影响.
主要方法:
- 测试了三种具有标准化粘度的商用香草加厚剂.
- 测量了包括剪切粘度,延伸粘度和粗度在内的风湿学特性.
- 20名健康志愿者吞下了15毫升的样本,同时记录了生理测量.
主要成果:
- 加厚剂1:剪切粘度较低,厚度较高,声音持续时间较短 (表明传输速度更快).
- 加厚剂2:长时间的丝断裂,后面的舌头压力更高,肌肉活动增加.
- 加厚剂3:扩展粘度较低,肌肉活动明显,与加厚剂1相比,声音持续时间更长.
结论:
- 香牙加厚剂的风湿学差异显著改变了吞生物力学.
- 这些发现凸显了定制的风湿学概况对于治疗失调症的重要性.
- 了解这些关系可以优化加厚剂的配方,以提高吞安全性.
相关概念视频
Characteristics of Life
263.2K
Biology is a natural science that studies life and living organisms, including their structure, function, development, interactions, evolution, distribution, and taxonomy. The field's scope is extensive and divided into several specialized disciplines, such as anatomy, physiology, ethology, genetics, and many more. All living things share a few key traits, including cellular organization, heritable genetic material and the ability to adapt/evolve, metabolism to regulate energy needs, the...
263.2K
Upper GI Series: Barium Swallow
1.8K
The Barium Swallow Study, or a Barium Esophagogram, is a diagnostic imaging method used to visualize the upper gastrointestinal (GI) tract, including the esophagus, stomach, and small intestine. It employs barium sulfate, a radiopaque contrast material, to provide clear images of the upper digestive system, helping to identify abnormalities, diseases, or structural issues.
Purpose and Procedure
Patients undergoing this procedure ingest a liquid containing barium sulfate with a chalky...
Purpose and Procedure
Patients undergoing this procedure ingest a liquid containing barium sulfate with a chalky...
1.8K
Impact of Groups on Groups
262
Social psychologists analyze how groups influence one another, shaping social structures and interactions through both cooperation and competition. These dynamics manifest in various ways, ranging from economic partnerships to intergroup conflicts that shape societal structures and perceptions.Cooperation and Competition in Intergroup RelationsIntergroup relationships vary across contexts, sometimes fostering cooperation and mutual benefit while at other times leading to conflict and...
262
Characteristics of Fluids
8.2K
When a force is applied parallel to the top surface of a solid, it resists the applied force due to the internal frictional forces between the layers of the solid known as shearing resistance. However, when the force is removed, the shearing forces restore the original shape of the solid. Other deformation forces also cause temporary changes in shape if the forces are not beyond a threshold magnitude. Solids tend to retain their shape, making the study of their rest and motion easier. Beyond...
8.2K
Characteristics of Fluids
1.1K
Fluids differ from solids primarily in their molecular structure and stress response. Solids have tightly packed molecules with strong intermolecular forces, maintaining their shape and resisting deformation. In contrast, fluids have molecules spaced farther apart with weaker forces, allowing them to flow and deform easily.
Fluids, which include both liquids and gases, are substances that deform continuously under shearing stress. For example, water and oil are liquids with molecules that can...
Fluids, which include both liquids and gases, are substances that deform continuously under shearing stress. For example, water and oil are liquids with molecules that can...
1.1K
Characteristics of BJT
1.4K
The Bipolar Junction Transistor (BJT), specifically in a common-emitter configuration, exhibits distinct current-voltage characteristics crucial for understanding its behavior in electronic circuits. These characteristics are established through experimental measurements of voltage and current relationships.
For input characteristics, the base-emitter voltage is varied, maintaining a constant collector-emitter voltage. This setup reveals a Shockley-type dependence of the collector current on...
For input characteristics, the base-emitter voltage is varied, maintaining a constant collector-emitter voltage. This setup reveals a Shockley-type dependence of the collector current on...
1.4K

