Biceps Brachii
Biceps Brachii - Related Videos
07:22
Arthroscopic Management of Massive Irreparable Rotator Cuff Tears: Whole Rotator Cable Reconstruction Using Proximal Biceps Tendon Autograft
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Cited by 1 •
2025
Massive irreparable rotator cuff tears (MIRCTs) pose significant clinical challenges due to their complex pathology and limited treatment options. This study introduces whole rotator cable reconstruction (WRCR) using proximal biceps tendon autograft as a novel surgical technique for MIRCTs.
05:25
Knotless Independent Double-Row Repair and Biceps Augmentation for Anterosuperior Rotator Cuff Tears
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2026
This is a technical note describing a cost-efficient, knotless, independent, double-row rotator cuff repair for medium to large anterosuperior rotator cuff tears with simultaneous biceps augmentation and subscapularis repair.
07:10
Modified Long Head of Biceps Tendon Rerouting and Fixation as Partial Capsular Reconstruction for Massive Irreparable Rotator Cuff Tears
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2026
We propose a technical modification for capsular reconstruction that utilizes arthroscopic rerouting and fixation of the long head of the biceps tendon to enhance the repair of massive irreparable rotator cuff tears.
10:09
Elbow Exam
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2023
Source: Robert E. Sallis, MD. Kaiser Permanente, Fontana, California, USA The elbow is a hinged joint that involves the articulation of 3 bones: the humerus, radius, and ulna. It is a much more stable joint than the shoulder, and because of that, the elbow has less range of motion. The elbow and its structures are prone to significant injuries, particularly with repetitive motion. Lateral and medial epicondylitis (also called tennis elbow and golfer's elbow) are two common diagnoses and often...
08:48
Combining Multiple Data Acquisition Systems to Study Corticospinal Output and Multi-segment Biomechanics
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Cited by 1 •
2016
The use of transcranial magnetic stimulation (TMS) to study human motor control requires the integration of data acquisition systems to control TMS delivery and simultaneously record human behavior. The present manuscript provides a detailed methodology for integrating data acquisition systems for the purpose of investigating human movement via TMS.
FAQs
The two heads give the biceps brachii a dual origin on the scapula before their fibers converge into a common tendon. This architecture links shoulder position with forearm movement and allows the muscle to contribute at both the shoulder and elbow. Studying the separate heads helps biologists relate muscle organization to coordinated joint action.
Attachment to the radius enables force generated by shortened muscle fibers to act on the forearm. This arrangement supports elbow flexion and forearm supination, in which the palm turns upward. It also illustrates how attachment sites determine the direction of skeletal movement and how a muscle functions within a lever-based musculoskeletal system.
Neuromuscular control determines when the biceps brachii is activated and how its contraction contributes to movement. Once activated, its fibers shorten, producing force that affects the elbow and forearm. This relationship provides a useful biology model for connecting nerve signals, muscle contraction, joint motion, and the consequences of possible nerve injury.
The biceps brachii demonstrates how a muscle's heads, fiber organization, and tendon connections support coordinated movement. Its structure connects the shoulder and forearm while allowing force to influence more than one joint. As a teaching example, it links anatomical design with muscle mechanics, neuromuscular control, and lever-based movement rather than treating contraction as an isolated event.
Clinical assessment examines the muscle's strength and tendon function to determine whether its movement-related role is intact. Findings can contribute to evaluating nerve injury, muscle tears, and disorders affecting the shoulder or elbow. The assessment therefore connects observable physical performance with the condition of the muscle, its tendon, and related structures.
Evaluation of the biceps brachii can support assessment of nerve injury, muscle tears, and shoulder or elbow disorders. Strength findings may indicate impaired muscle performance, while tendon function provides information about the connection that transmits force to the forearm. Together, these observations help relate symptoms or movement changes to specific anatomical problems.