EX 11 Review Sheet

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all are freely movable or diarthrotic

synovial

includes shoulder, elbow, and wrist joints

synovial

sutures are memorable examples

synovial

found in gomphosis

fibrous

The glenoid labrum can become torn from overuse or direct injury to the shoulder joint. Considering the function of the glenoid labrum, describe some of the consequences of a large tear in the glenoid labrum.

-Tears in the glenoid labrum could lead to decreased range of motion at the elbow because the biceps brachii tendon attaches to the glenoid labrum. -Tears in the glenoid labrum can lead to shoulder dislocation because the glenoid cavity is very shallow without the glenoid labrum to stabilize the humerus. -"Popping" or "catching" of the shoulder can result because a torn glenoid labrum is unable to hold the humerus tightly against the glenoid cavity. -All of the answers are correct.

The menisci in the knee joint can be torn for a variety of reasons. Considering the structure of the menisci, would you expect these tears to heal on their own? Why or why not?

Menisci tears do not heal on their own because the menisci are composed of fibrocartilage and do not have an extensive blood supply.

A physician diagnoses you with "olecranon bursitis." Predict the location and cause of the swelling that you are experiencing.

Olecranon bursitis occurs superficial to the olecranon process at the proximal end of the ulna. It is most often caused by trauma and inflammation of the bursa sac.

found in the epiphyseal plate

cartilaginous

includes joints between the vertebral bodies and the pubic symphysis

cartilaginous


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