Deltoid Muscle Flashcards

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

Press a flash card to reveal the answer.

Origin (Anterior)

Lateral third of the clavicle

Origin (Lateral)

Acromion

Origin (Posterior)

Spine of scapula

Insertion

Deltoid tuberosity of humerus

Actions

  • Shoulder flexion
  • Shoulder extension
  • Shoulder abduction
  • Medial & lateral rotation of arm

Innervation

  • Axillary nerve (C5, C6)

Blood Supply

  • Thoracoacromial branch of the axillary artery
  • Posterior circumflex artery
  • Deltoid branches of the profunda brachii

Would you like to learn more about the deltoid muscle? Then check out the deltoid muscle article and video by clicking the link below:
Deltoid Muscle Anatomy

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