A bursa (plural: bursae) is a closed, fluid-filled sac that functions as a gliding surface to reduce friction between tissues of the body, for example, where tendons or muscles pass over bone. The ... Bursitis is the inflammation of a bursa.

Context Explanation

A bursa is a closed, fluid-filled sac. It works as a cushion and gliding surface to reduce friction between tissues of the body. The major bursae (this is the plural of bursa) are located next to the tendons near the large joints, such as the shoulders, elbows, hips, and knees. Bursitis is inflammation of a bursa.

Insight Material

A bursa (the plural form is bursae) is a tiny fluid-filled sac that functions as a gliding surface to reduce friction between bone and soft tissues of the body. There are 160 bursae in the body. Most bursa problems can be treated with rest and over-the-counter medication, but severe cases may require surgery. A bursa is a small, fluid-filled sac within your body that lies near bony prominences and joints. Shoulder bursitis is inflammation or irritation of a bursa (shown in blue) in your shoulder.

Final Conclusion

Bursae are small fluid-filled sacs that reduce friction between moving parts in your body's joints. Elbow bursitis is inflammation or irritation of the bursa (shown in blue) in your elbow. Bursitis is inflammation or irritation of a bursa sac. You have these sacs all over your body. They’re filled with fluid that eases rubbing and friction between tissues such as bones, muscles,... Bursitis is a painful swelling, usually around your joints.

It’s common in the shoulders, elbows, knees and feet. You’re more likely to get it if you have a job or hobby that puts a lot of stress on your joints. What is bursitis? Bursitis is painful swelling in a small, fluid-filled sac called a bursa.