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Anatomy innervations, spinal roots and attachments > Thorax > Flashcards

Thorax Flashcards

1
Q

Pectoralis major
Attachment
innervation
Action

A
  • sternum, costal cartilages ribs 1-6 -> intertubercular sulcus on humerus
  • medial and lateral pectoral nerves
  • flexes and adducts arm + medially rotates
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2
Q

Pectoralis minor
Attachment
innervation
Action

A
  • ribs 3-5 -> coracoid process of scapula
  • medial pectoral nerves
  • protracts scapula
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3
Q

Transversus Thoracis
Attachment
innervation
Action

A
  • costal cartilages 2-6 -> lower sternum
  • intercostal nerves
  • depresses ribs
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Anatomy innervations, spinal roots and attachments (4 decks)

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