what are joint capsules course hero

What is the function of the joint capsule?

A joint capsule, also knows as an articular capsule, is a fluid-filled fibrous structure that surrounds the synovial joints of the body. It forms a seal around joints via fibrocartilage tissue that attaches to the bones that make up a joint. A joint itself is where two or more bones meet. What tissues make up the joint capsule?

What happens when a joint capsule is injured?

Injury to a joint capsule will usually result in an increase in laxity of the joint itself. This will make the joint more prone to further injury. Injury can be the result of trauma or be due to conditions like rheumatoid arthritis or osteoarthritis.

What is the capsule of the hip joint made of?

The capsule of the hip joint is especially strong and ligamentous. It consists of both circular and longitudinal fibers. The capsule is weakest posteriorly and strongest anterosuperiorly, an area under the most stress, especially during standing. The capsule surrounds the ball-and-socket joint formed by two bones; the pelvis and the femur.

How long does it take for a capsule injury to heal?

Injury can be the result of trauma or be due to conditions like rheumatoid arthritis or osteoarthritis. A traumatic injury to the capsule in an individual with otherwise healthy joints may take approximately 6 weeks to heal.

What is the capsule of a synovial joint?

The capsule of a joint is often considered to cause a unique pattern of movement restriction when it is injured or inflamed. This is called a capsular pattern.

What is unique about the capsule of the knee?

What is unique about the joint capsule of the knee? The capsule of the knee has embedded within it the largest sesamoid bone in the body; the patella. The knee joint has 4 major bursae including the Suprapatellar Bursa, the Prepatellar Bursa, the Infrapatellar Bursa, and the Semimembranosus Bursa. It is classified as a hinge joint.

What is the capsule of the shoulder?

The joint capsule of the shoulder is the capsule of the glenohumeral joint. The shoulder joint is the most mobile major joint in the human body and much of its stability comes from the capsule and associated ligaments. There are three openings in the capsule. One of the most common conditions related to the capsule of the shoulder is frozen ...

What is the tissue that secretes synovial fluid?

A tissue is considered vascular when it has a large amount of blood vessels and blood supply. This layer secretes synovial fluid that provides nutrition and lubrication to the joint and joint surfaces. The fibrous exterior of the capsule is tightly integrated with other structures including tendons, ligaments and bursae.

What is joint capsule?

A joint capsule, also knows as an articular capsule, is a fluid-filled fibrous structure that surrounds the synovial joints of the body. It forms a seal around joints via fibrocartilage tissue that attaches to the bones that make up a joint. A joint itself is where two or more bones meet.

How many joints are there in the human body?

There are approximately 300 joints in the body and most of them are synovial joints. The major synovial joints in the human body include the shoulder, elbow, wrist, hip, knee and ankle. There are 6 major types of synovial joints; hinge joint (e.g. elbow), ball-and-socket joint (e.g. hip and shoulder), pivot joint (e.g.

How long does it take for a capsule to heal?

A traumatic injury to the capsule in an individual with otherwise healthy joints may take approximately 6 weeks to heal.