Brachial muscle
Musculus brachialis
Flexes the elbow.
- System
- Muscle
- Region
- Thoracic limb
- Sides
- Paired: left and right

Where it runs from and to
A muscle is told apart from its neighbours by what it takes hold of at each end, which is also what decides what it does when it shortens.
- Origin
- Back of the humerus just below its head, winding round the bone in the brachial groove.
- Insertion
- Medial side of the proximal radius, under the biceps.
- Action
- Flexes the elbow.
- Nerve
- Musculocutaneous nerve, its distal muscular branch.
Written for Vetomica in its own words from the standard reference anatomy of the horse; the books it was checked against are listed below.
Terminology
- English
- Brachial muscle
- Latin (NAV)
- Musculus brachialis
- Status
- A valid term in the Nomina Anatomica Veterinaria
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- Lateral digital extensor muscleSame region
- Lateral head of the triceps muscle of the armSame region
- Os metacarpale IISame region
- Os metacarpale IVSame region
- Radial extensor muscle of the carpusSame region
- RadiusSame region