Triceps Brachii Muscle Flashcards

Flashcards are a great way to memorise information about the triceps brachii muscle. Test your knowledge of anatomy using the triceps brachii flashcards below.

Press a flash card to reveal the answer.

Origin Long Head

Infraglenoid tubercle of scapula

Origin Lateral Head

Above the radial groove

Origin Medial Head

Below the radial groove


Olecranon process of ulna


  • Extension of elbow
  • Long head: Adduction and extension of the arm at the shoulder joint


  • Radial nerve (C6, C7, C8)

Blood Supply

  • Deep brachial artery
  • Long head: posterior circumflex humeral artery

Would you like to learn more about the triceps brachii muscle? Then check out the triceps brachii muscle article and video by clicking the link below:
Triceps Brachii Muscle Anatomy

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