Elbow Anatomy Review

Front

What is the head of the humerus?

Back

The head of the humerus is the rounded, upper end of the humerus bone that fits into the glenoid cavity of the scapula, forming the shoulder joint.

Front

Which muscle is primarily responsible for elbow extension?

Back

The triceps brachii is the primary muscle responsible for extending the elbow.

Front

What is the trochlea?

Back

The trochlea is a spool-shaped structure on the humerus that articulates with the ulna at the elbow joint.

Front

What is the olecranon process?

Back

The olecranon process is the bony prominence of the ulna that forms the tip of the elbow.

Front

What is the short head of the biceps brachii?

Back

The short head of the biceps brachii is one of the two heads of the biceps muscle, originating from the coracoid process of the scapula and involved in elbow flexion.

Front

What is the function of the medial epicondyle?

Back

The medial epicondyle is a bony prominence on the humerus that serves as an attachment point for muscles of the forearm that flex the wrist and fingers.

Front

What is the radial head?

Back

The radial head is the top part of the radius bone that forms part of the elbow joint and allows for rotation of the forearm.

Front

What is the coronoid process?

Back

The coronoid process is a projection of the ulna that helps stabilize the elbow joint and serves as an attachment point for muscles.

Front

What is the function of the brachialis muscle?

Back

The brachialis muscle is responsible for flexing the elbow joint, working primarily when the forearm is in a pronated position.

Front

What is the role of the anconeus muscle?

Back

The anconeus muscle assists in elbow extension and stabilizes the elbow joint during movement.