Anatomy Of The Wrist And Forearm

The wrist links the hand to the arm. Deep fascia attachment along the posterior border of the ulna.

Ulna An Overview Sciencedirect Topics

The smaller bone the ulna is on the little finger side.

Anatomy of the wrist and forearm. The carpal bones are arranged in 2 interrelated rows. The wrist is a complex joint that bridges the hand to the forearm. Restoration of wrist motion is secondary to that of shoulder elbow and hand function.

The median and ulnar nerves are the major nerves of the hand running the length of the arm to transmit electrical impulses to and from the brain to create movement and sensation. The structures dividing the forearm into these compartments are as follows. It is actually a collection of multiple bones and joints.

One row connects with the ends of the bones in the forearm radius and ulna. Rather than a single joint the wrist is actually made up of multiple joints where the bones of the arm and hand meet to allow movement. Anatomy of the hand and wrist.

The larger bone the radius is on the same side as the thumb. The bones comprising the wrist include the distal ends of the radius and ulna 8 carpal bones and the proximal portions of the 5 metacarpal bones see the images below. There are two long bones in the forearm that run from the elbow to the wrist.

Bones muscles tendons nerves. Hand wrist anatomy. The wrist is formed where the two bones of the forearm the radius the larger bone on the thumb side of the arm and the ulna the smaller bone on the pinky side meet the carpus.

The muscles acting here can be denervated in peripheral nerve injury. The two bones of the lower arm the radius and the ulna meet at the hand to form the wrist. Lateral intermuscular septum that extends from the anterior border of the radius to the deep fascia around the upper limb.

Forearm radio ulnar joints and wrist joint. Motion at the wrist joint serves to precisely position the hand for functional activity. The wrist is a complex mechanical system of 8 small bones known as the carpal bones.

Wrist extension allows for better power grip of the hand.

Upper Limb Forearm Wrist And Hand Anatomy 521 With Dr