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Upper extremity: want to learn more about it?

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Upper extremity

Shoulder and arm

The shoulder is one of the largest joints, connecting the arm to the trunk. The upper arm is mainly defined by the humerus and muscles surrounding it.
  1. Clavicle
    Structure of the clavicle seen from anterior, inferior and superior views.
  2. Humerus and scapula
    Bony structures and ligaments of the humerus and scapula.
  3. Shoulder (glenohumeral) joint
    The glenohumeral joint seen from a lateral view.
  4. Muscles of the arm and shoulder
    Overview of the muscles of the upper arm and shoulder blade.

Elbow and forearm

The elbow joint is found between the upper arm and the forearm. The forearm is comprised of the radius, ulna and muscles responsible for movements in this area.
  1. Elbow joint
    Elbow joint seen from a lateral and medial view.
  2. Elbow joint sagittal view
    Sagittal view of the elbow showing the humeroulnar joint.
  3. Radius and ulna
    Bony structures and ligaments of the radius and ulna.
  4. Flexors of the forearm
    Overview of the anterior muscles of the forearm.
  5. Extensors of the forearm
    Overview of the posterior muscles of the forearm.

Wrist and hand

The wrist is an area connecting the forearm to the hand and is mainly defined by the carpal bones. Let's look at the structures found in the wrist and hand.
  1. Bones of the wrist and hand
    Bones and ligaments of the wrist and hand.
  2. Carpal bones
    Carpal bones and their bony structures.
  3. Metacarpal bones
    Metacarpal bones and related bony structures.
  4. Phalanges of the hand
    Phalanges of the hand and related bony structures.
  5. Muscles of the hand
    Overview of volar and dorsal muscles of the hand.

Neurovasculature of the upper limb

Arteries, veins and nerves that supply and innervate the bones and the muscles of the upper limbs.
  1. Brachial plexus
    Structure of the brachial plexus including the roots, trunks, cords and branches.
  2. Neurovasculature of the arm and the shoulder
    Arteries, veins and nerves of the shoulder and arm.
  3. Brachial artery and its branches
    Arteries of the arm seen from anterior and posterior views.
  4. Neurovasculature of the elbow and forearm
    Arteries, veins and nerves of the elbow and forearm.
  5. Neurovasculature of the hand
    Arteries, veins and nerves of the hand.

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