Tendon sheaths are used to?
Since this is not my area of expertise, I searched Google under the key words "tendon sheath function" to get possible sources.
In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search.
Tendon sheaths are used to protect and facilitate the movement of tendons within the body. They are thin, fluid-filled sacs that surround tendons, acting as a lubricating layer to reduce friction as the tendon slides against nearby structures such as bones or other tendons.
If you are looking for more specific information about tendon sheaths, their function, or their role in the body, a good resource to consult would be an anatomy textbook or a reliable online source such as medical websites, academic journals, or educational videos on platforms like YouTube.
To search for information online, you can use search engines like Google or Bing. Simply enter your specific query, such as "function of tendon sheaths" or "role of tendon sheaths in the body," and you should be presented with relevant results that can help you understand the topic better.
Remember to critically evaluate the sources you find to ensure they come from reliable and authoritative sources, especially for medical information.