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Per Staudenmann & Taube 2015 Upper Arm Left

M. Brachialis

Brachialis (Brachi L)

The M. Brachialis (Brachialis) is a muscle of the upper arm region. It is responsible for elbow flexion (strongest elbow flexor, independent of pronation/supination). This muscle is not covered by the official SENIAM catalogue — placement is based on established clinical literature. This page documents the exact electrode position, anatomical attachments and a standardized test movement based on Hermens et al. (2000).

Function

Elbow flexion (strongest elbow flexor, independent of pronation/supination)

Opposite side: Brachi R
Rotate the body, see the electrode position in place — and check the neighbouring muscles right away. View in 3D Viewer

Anatomy

Origin Distal half of the anterior humerus Insertion Ulnar tuberosity, coronoid process

Test Movement

Elbow flexion against resistance with pronated forearm

This muscle has no SENIAM-standardized electrode position. Placement should be based on anatomical knowledge.

Measure M. Brachialis activity live

The electrode is placed — what next? easyEMG visualises muscle activity in real time, with SENIAM-compliant placement guidance, up to 4 channels at once and biofeedback training right afterwards.

In rehabilitation, the Brachialis is typically recorded to track progress and retrain activation.

Related Muscles in This Region

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EMG Guide as PDF — free
40 muscle protocols (SENIAM + peer-reviewed) on 80 pages, print-ready.