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28 lis 2023 · Extending from the wrist to the elbow joint is the region of the upper extremity called the forearm (antebrachium). The forearm helps the shoulder and the arm in force application and the precise placement of the hand in space, with the help of the elbow and radioulnar joints.
One tendons inserts onto the forearm bone, the radius, and the second spreads out to join the fascia along the upper part of the forearm. The tendons have 2 functions: to bend the elbow and to turn the palm of the hand towards the sky.
9 mar 2024 · The extensor expansion (extensor hood) of the hand is a specialised connective tissue structure by which the extensor tendons insert onto the phalanges. It is a complex structure which acts to balance the forces from a large number of muscles that act on the digits.
2 lis 2023 · The elbow is the joint connecting the proper arm to the forearm. It is marked on the upper limb by the medial and lateral epicondyles, and the olecranon process. Structually, the joint is classed as a synovial joint, and functionally as a hinge joint.
11 wrz 2023 · The elbow joint is a synovial joint found in the upper limb between the arm and the forearm. It is the point of articulation of three bones: the humerus of the arm and the radius and the ulna of the forearm. The elbow joint is classified structurally as a synovial joint.
Extensor Tendon Conditions De Quervain's Tenosynovitis Intersection Syndrome
3 lis 2023 · At the approximately distal third of the forearm, the muscle belly ends in four tendons that enter the dorsum of the hand, passing deep to extensor retinaculum. In the hand, the tendons diverge towards the medial four fingers. Some of the tendons are connected by the oblique intertendinous connections that are variable among individuals. The ...
