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Triceps Brachii

Musculus triceps brachii

The three-headed muscle on the back of the arm; extends the elbow in all pressing movements.

Exercises
221
As primary
73
Group
Arm
Opposes
Biceps Brachii

Best moves for it

Function

Elbow extension; the long head assists shoulder extension.

Origin

Long head: infraglenoid tubercle; lateral and medial heads: posterior surface of the humerus.

Insertion

Olecranon process of the ulna.

Synergists / Antagonists

Triceps Brachii (Musculus triceps brachii)3D atlas · drag
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221 moves

Gym exercises for this muscle

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Atlas set · written by hand

Movements with hand-written form cues and common mistakes.