Assertion: periosteum's structure | /r/Synonym | bursa
Facets:
Source sentences:
text: ● Saclike structures called bursae are strategically situated to alleviate friction around some joints, such as the shoulder and knee joints; filled with a small amount of fluid similar to synovial fluid, and are located between the skin and bone, tendons and bones, muscles and bones, and ligaments and bones ● Tendon sheaths are tubelike bursae that wrap around tendons experiencing considerable friction on all sides as they pass through fibro-osseous tunnels; protects all sides of the tendon from friction within the tunnel