Elbow Anatomy Muscles

These muscles can be broadly grouped into the flexor and extensor groups of the forearm. The first two include trochlea and capitulem of the humerus meeting with the trochlear notch of the ulna and head of the radius thus creating the humero ulnar and humero radial joints.

Elbow Anatomy Pictures Bones Muscles Nerves

The anatomy of the elbow.

Elbow anatomy muscles. Tennis elbow or lateral epicondylitis is one of the most common elbow problems seen by an orthopedic surgeon. Yep they all still involve the elbow joint because those muscles in addition to many others act on the elbow joint. There are seven major muscles present in the elbow that flex it extend it or rotate the forearm.

It is actually a tendinitis of the muscle called the extensor carpi radialis brevis which attaches to the lateral epicondyle of the humerus. This creates an anterior compartment that contains the flexor muscles and a posterior one that contains the extensor muscles. While the elbow is a very complex structure it can be easily visualized through x rays or mri for a better understanding of how this structure works.

The interosseous membrane and the fibrous intermuscular septa. An additional nine muscles cross the elbow to act upon on the wrist and joints of the hand. A forearm muscle that flexes.

Extension triceps brachii and anconeus. Most of the muscles that straighten the fingers and wrist come together and attach to the medial epicondyle or the bump on the inside of your arm just above the elbow. Elbow anatomy pictures bones muscles and nerves.

Several major muscles and tendonsfibrous bands that join muscles to bone or muscles to other musclesmeet at the elbow. The elbow joint is a hinge synovial joint that has three articulations. Of course its advisable to keep your elbows healthy and treat injuries promptly to prevent joint damage later on too.

The large muscle of the upper arm flexes the arm and powerfully twists the forearm. Just like the upper arm the forearm is divided into two compartments by deep fascia. The outside lateral bump just above the elbow is called the lateral epicondyle.

Flexion brachialis biceps brachii brachioradialis. Extensors of the forearm. The major muscles involved in moving the elbow include.

These include the biceps triceps brachioradialis and extensor carpi. This muscle at the back of the upper arm extends the arm and stabilizes. The orientation of the bones forming the elbow joint produces a hinge type synovial joint which allows for extension and flexion of the forearm.

The muscles in your forearm cross the elbow and attach to the humerus.

Muscles Advanced Anatomy 2nd Ed