<Table> <Tr> <Td> Muscle </Td> <Td> Origin on scapula </Td> <Td> Attachment on humerus </Td> <Td> Function </Td> <Td> Innervation </Td> </Tr> <Tr> <Td> Supraspinatus muscle </Td> <Td> supraspinous fossa </Td> <Td> superior facet of the greater tubercle </Td> <Td> abducts the humerus </Td> <Td> Suprascapular nerve (C5) </Td> </Tr> <Tr> <Td> Infraspinatus muscle </Td> <Td> infraspinous fossa </Td> <Td> middle facet of the greater tubercle </Td> <Td> externally rotates the humerus </Td> <Td> Suprascapular nerve (C5 - C6) </Td> </Tr> <Tr> <Td> Teres minor muscle </Td> <Td> middle half of lateral border </Td> <Td> inferior facet of the greater tubercle </Td> <Td> externally rotates the humerus </Td> <Td> Axillary nerve (C5) </Td> </Tr> <Tr> <Td> Subscapularis muscle </Td> <Td> subscapular fossa </Td> <Td> lesser tubercle </Td> <Td> internally rotates the humerus </Td> <Td> Upper and Lower subscapular nerve (C5 - C6) </Td> </Tr> </Table> <Tr> <Td> Muscle </Td> <Td> Origin on scapula </Td> <Td> Attachment on humerus </Td> <Td> Function </Td> <Td> Innervation </Td> </Tr> <Tr> <Td> Supraspinatus muscle </Td> <Td> supraspinous fossa </Td> <Td> superior facet of the greater tubercle </Td> <Td> abducts the humerus </Td> <Td> Suprascapular nerve (C5) </Td> </Tr> <Tr> <Td> Infraspinatus muscle </Td> <Td> infraspinous fossa </Td> <Td> middle facet of the greater tubercle </Td> <Td> externally rotates the humerus </Td> <Td> Suprascapular nerve (C5 - C6) </Td> </Tr>

Rotator cuff muscle located on the anterior side of scapula